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Finding the Fourth Proportional to 107,092.05, 147,788.11 and 59,346.46

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Solution

The fourth proportional to 107,092.05, 147,788.11 and 59,346.46 is: 81,898.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,092.05 : 147,788.11 = 59,346.46 : x
  2. Step 2: Convert to fraction form
    107,092.05/147,788.11 = 59,346.46/x
  3. Step 3: Cross multiply
    107,092.05x = 147,788.11 × 59,346.46
  4. Step 4: Simplify right side
    107,092.05x = 8,770,701,158.59
  5. Step 5: Solve for x
    x = 8,770,701,158.59/107,092.05
  6. Step 6: Final answer
    x = 81,898.71

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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.