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Finding the Fourth Proportional to 60,725.63, 83,808.68 and 35,575.13

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Solution

The fourth proportional to 60,725.63, 83,808.68 and 35,575.13 is: 49,097.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,725.63 : 83,808.68 = 35,575.13 : x
  2. Step 2: Convert to fraction form
    60,725.63/83,808.68 = 35,575.13/x
  3. Step 3: Cross multiply
    60,725.63x = 83,808.68 × 35,575.13
  4. Step 4: Simplify right side
    60,725.63x = 2,981,504,089.21
  5. Step 5: Solve for x
    x = 2,981,504,089.21/60,725.63
  6. Step 6: Final answer
    x = 49,097.96

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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.