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Finding the Fourth Proportional to 59,340.92, 81,864.42 and 35,455.64

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Solution

The fourth proportional to 59,340.92, 81,864.42 and 35,455.64 is: 48,913.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,340.92 : 81,864.42 = 35,455.64 : x
  2. Step 2: Convert to fraction form
    59,340.92/81,864.42 = 35,455.64/x
  3. Step 3: Cross multiply
    59,340.92x = 81,864.42 × 35,455.64
  4. Step 4: Simplify right side
    59,340.92x = 2,902,555,404.33
  5. Step 5: Solve for x
    x = 2,902,555,404.33/59,340.92
  6. Step 6: Final answer
    x = 48,913.22

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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.