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Finding the Fourth Proportional to 62,098.68, 85,532.92 and 47,731.03

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Solution

The fourth proportional to 62,098.68, 85,532.92 and 47,731.03 is: 65,743.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,098.68 : 85,532.92 = 47,731.03 : x
  2. Step 2: Convert to fraction form
    62,098.68/85,532.92 = 47,731.03/x
  3. Step 3: Cross multiply
    62,098.68x = 85,532.92 × 47,731.03
  4. Step 4: Simplify right side
    62,098.68x = 4,082,574,370.51
  5. Step 5: Solve for x
    x = 4,082,574,370.51/62,098.68
  6. Step 6: Final answer
    x = 65,743.34

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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.