Home / 67,140.29-92,655.92-36,927.89

Finding the Fourth Proportional to 67,140.29, 92,655.92 and 36,927.89

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Solution

The fourth proportional to 67,140.29, 92,655.92 and 36,927.89 is: 50,961.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,140.29 : 92,655.92 = 36,927.89 : x
  2. Step 2: Convert to fraction form
    67,140.29/92,655.92 = 36,927.89/x
  3. Step 3: Cross multiply
    67,140.29x = 92,655.92 × 36,927.89
  4. Step 4: Simplify right side
    67,140.29x = 3,421,587,668.61
  5. Step 5: Solve for x
    x = 3,421,587,668.61/67,140.29
  6. Step 6: Final answer
    x = 50,961.77

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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.