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Finding the Fourth Proportional to 67,332, 92,913.96 and 37,117.56

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Solution

The fourth proportional to 67,332, 92,913.96 and 37,117.56 is: 51,219.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,332 : 92,913.96 = 37,117.56 : x
  2. Step 2: Convert to fraction form
    67,332/92,913.96 = 37,117.56/x
  3. Step 3: Cross multiply
    67,332x = 92,913.96 × 37,117.56
  4. Step 4: Simplify right side
    67,332x = 3,448,739,485.14
  5. Step 5: Solve for x
    x = 3,448,739,485.14/67,332
  6. Step 6: Final answer
    x = 51,219.92

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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.