Home / 112,523,883.65-168,784,877.32-87,952,478.32

Finding the Fourth Proportional to 112,523,883.65, 168,784,877.32 and 87,952,478.32

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Solution

The fourth proportional to 112,523,883.65, 168,784,877.32 and 87,952,478.32 is: 131,927,976.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,523,883.65 : 168,784,877.32 = 87,952,478.32 : x
  2. Step 2: Convert to fraction form
    112,523,883.65/168,784,877.32 = 87,952,478.32/x
  3. Step 3: Cross multiply
    112,523,883.65x = 168,784,877.32 × 87,952,478.32
  4. Step 4: Simplify right side
    112,523,883.65x = 14,845,048,263,231,158
  5. Step 5: Solve for x
    x = 14,845,048,263,231,158/112,523,883.65
  6. Step 6: Final answer
    x = 131,927,976.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.