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Finding the Fourth Proportional to 107,092.80, 147,788.92 and 59,346.94

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Solution

The fourth proportional to 107,092.80, 147,788.92 and 59,346.94 is: 81,899.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,092.80 : 147,788.92 = 59,346.94 : x
  2. Step 2: Convert to fraction form
    107,092.80/147,788.92 = 59,346.94/x
  3. Step 3: Cross multiply
    107,092.80x = 147,788.92 × 59,346.94
  4. Step 4: Simplify right side
    107,092.80x = 8,770,820,167.90
  5. Step 5: Solve for x
    x = 8,770,820,167.90/107,092.80
  6. Step 6: Final answer
    x = 81,899.25

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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.