Home / 67,513.10-101,272.08-25,389.32

Finding the Fourth Proportional to 67,513.10, 101,272.08 and 25,389.32

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Solution

The fourth proportional to 67,513.10, 101,272.08 and 25,389.32 is: 38,084.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,513.10 : 101,272.08 = 25,389.32 : x
  2. Step 2: Convert to fraction form
    67,513.10/101,272.08 = 25,389.32/x
  3. Step 3: Cross multiply
    67,513.10x = 101,272.08 × 25,389.32
  4. Step 4: Simplify right side
    67,513.10x = 2,571,229,246.19
  5. Step 5: Solve for x
    x = 2,571,229,246.19/67,513.10
  6. Step 6: Final answer
    x = 38,084.89

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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.