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Finding the Fourth Proportional to 62,151.84, 85,769.69 and 33,856.92

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Solution

The fourth proportional to 62,151.84, 85,769.69 and 33,856.92 is: 46,722.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,151.84 : 85,769.69 = 33,856.92 : x
  2. Step 2: Convert to fraction form
    62,151.84/85,769.69 = 33,856.92/x
  3. Step 3: Cross multiply
    62,151.84x = 85,769.69 × 33,856.92
  4. Step 4: Simplify right side
    62,151.84x = 2,903,897,363.47
  5. Step 5: Solve for x
    x = 2,903,897,363.47/62,151.84
  6. Step 6: Final answer
    x = 46,722.63

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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.