Home / 112,875.78-169,317.24-41,816.20

Finding the Fourth Proportional to 112,875.78, 169,317.24 and 41,816.20

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Solution

The fourth proportional to 112,875.78, 169,317.24 and 41,816.20 is: 62,725.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,875.78 : 169,317.24 = 41,816.20 : x
  2. Step 2: Convert to fraction form
    112,875.78/169,317.24 = 41,816.20/x
  3. Step 3: Cross multiply
    112,875.78x = 169,317.24 × 41,816.20
  4. Step 4: Simplify right side
    112,875.78x = 7,080,203,308.65
  5. Step 5: Solve for x
    x = 7,080,203,308.65/112,875.78
  6. Step 6: Final answer
    x = 62,725.62

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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.