Home / 65,160.13-97,809.28-57,712.04

Finding the Fourth Proportional to 65,160.13, 97,809.28 and 57,712.04

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Solution

The fourth proportional to 65,160.13, 97,809.28 and 57,712.04 is: 86,629.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,160.13 : 97,809.28 = 57,712.04 : x
  2. Step 2: Convert to fraction form
    65,160.13/97,809.28 = 57,712.04/x
  3. Step 3: Cross multiply
    65,160.13x = 97,809.28 × 57,712.04
  4. Step 4: Simplify right side
    65,160.13x = 5,644,772,757.13
  5. Step 5: Solve for x
    x = 5,644,772,757.13/65,160.13
  6. Step 6: Final answer
    x = 86,629.25

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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.