Home / 67,985.08-101,967.07-34,729.72

Finding the Fourth Proportional to 67,985.08, 101,967.07 and 34,729.72

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Solution

The fourth proportional to 67,985.08, 101,967.07 and 34,729.72 is: 52,089.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,985.08 : 101,967.07 = 34,729.72 : x
  2. Step 2: Convert to fraction form
    67,985.08/101,967.07 = 34,729.72/x
  3. Step 3: Cross multiply
    67,985.08x = 101,967.07 × 34,729.72
  4. Step 4: Simplify right side
    67,985.08x = 3,541,287,790.32
  5. Step 5: Solve for x
    x = 3,541,287,790.32/67,985.08
  6. Step 6: Final answer
    x = 52,089.19

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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.