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Finding the Fourth Proportional to 62,510.51, 86,262.90 and 34,214.38

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Solution

The fourth proportional to 62,510.51, 86,262.90 and 34,214.38 is: 47,214.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,510.51 : 86,262.90 = 34,214.38 : x
  2. Step 2: Convert to fraction form
    62,510.51/86,262.90 = 34,214.38/x
  3. Step 3: Cross multiply
    62,510.51x = 86,262.90 × 34,214.38
  4. Step 4: Simplify right side
    62,510.51x = 2,951,431,640.50
  5. Step 5: Solve for x
    x = 2,951,431,640.50/62,510.51
  6. Step 6: Final answer
    x = 47,214.97

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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.