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Finding the Fourth Proportional to 66,711.52, 92,060.51 and 36,496.77

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Solution

The fourth proportional to 66,711.52, 92,060.51 and 36,496.77 is: 50,364.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,711.52 : 92,060.51 = 36,496.77 : x
  2. Step 2: Convert to fraction form
    66,711.52/92,060.51 = 36,496.77/x
  3. Step 3: Cross multiply
    66,711.52x = 92,060.51 × 36,496.77
  4. Step 4: Simplify right side
    66,711.52x = 3,359,911,259.55
  5. Step 5: Solve for x
    x = 3,359,911,259.55/66,711.52
  6. Step 6: Final answer
    x = 50,364.78

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1.5x scale

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.