Home / 62,398.14-86,149.66-55,672.11

Finding the Fourth Proportional to 62,398.14, 86,149.66 and 55,672.11

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Solution

The fourth proportional to 62,398.14, 86,149.66 and 55,672.11 is: 76,863.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,398.14 : 86,149.66 = 55,672.11 : x
  2. Step 2: Convert to fraction form
    62,398.14/86,149.66 = 55,672.11/x
  3. Step 3: Cross multiply
    62,398.14x = 86,149.66 × 55,672.11
  4. Step 4: Simplify right side
    62,398.14x = 4,796,132,917.23
  5. Step 5: Solve for x
    x = 4,796,132,917.23/62,398.14
  6. Step 6: Final answer
    x = 76,863.40

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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.