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Finding the Fourth Proportional to 62,859.58, 86,746.22 and 34,565.27

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Solution

The fourth proportional to 62,859.58, 86,746.22 and 34,565.27 is: 47,700.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,859.58 : 86,746.22 = 34,565.27 : x
  2. Step 2: Convert to fraction form
    62,859.58/86,746.22 = 34,565.27/x
  3. Step 3: Cross multiply
    62,859.58x = 86,746.22 × 34,565.27
  4. Step 4: Simplify right side
    62,859.58x = 2,998,405,995.64
  5. Step 5: Solve for x
    x = 2,998,405,995.64/62,859.58
  6. Step 6: Final answer
    x = 47,700.07

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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.