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Finding the Fourth Proportional to 92,773.92, 128,026.86 and 50,332.14

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Solution

The fourth proportional to 92,773.92, 128,026.86 and 50,332.14 is: 69,457.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,773.92 : 128,026.86 = 50,332.14 : x
  2. Step 2: Convert to fraction form
    92,773.92/128,026.86 = 50,332.14/x
  3. Step 3: Cross multiply
    92,773.92x = 128,026.86 × 50,332.14
  4. Step 4: Simplify right side
    92,773.92x = 6,443,865,841.28
  5. Step 5: Solve for x
    x = 6,443,865,841.28/92,773.92
  6. Step 6: Final answer
    x = 69,457.73

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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.