Home / 112,940.04-169,432.74-38,057.16

Finding the Fourth Proportional to 112,940.04, 169,432.74 and 38,057.16

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Solution

The fourth proportional to 112,940.04, 169,432.74 and 38,057.16 is: 57,093.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,940.04 : 169,432.74 = 38,057.16 : x
  2. Step 2: Convert to fraction form
    112,940.04/169,432.74 = 38,057.16/x
  3. Step 3: Cross multiply
    112,940.04x = 169,432.74 × 38,057.16
  4. Step 4: Simplify right side
    112,940.04x = 6,448,128,895.42
  5. Step 5: Solve for x
    x = 6,448,128,895.42/112,940.04
  6. Step 6: Final answer
    x = 57,093.38

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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.