Home / 67,397.19-93,004.68-40,534.53

Finding the Fourth Proportional to 67,397.19, 93,004.68 and 40,534.53

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Solution

The fourth proportional to 67,397.19, 93,004.68 and 40,534.53 is: 55,935.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,397.19 : 93,004.68 = 40,534.53 : x
  2. Step 2: Convert to fraction form
    67,397.19/93,004.68 = 40,534.53/x
  3. Step 3: Cross multiply
    67,397.19x = 93,004.68 × 40,534.53
  4. Step 4: Simplify right side
    67,397.19x = 3,769,900,991.60
  5. Step 5: Solve for x
    x = 3,769,900,991.60/67,397.19
  6. Step 6: Final answer
    x = 55,935.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.