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Finding the Fourth Proportional to 63,565.16, 95,363.15 and 19,189.26

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Solution

The fourth proportional to 63,565.16, 95,363.15 and 19,189.26 is: 28,788.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,565.16 : 95,363.15 = 19,189.26 : x
  2. Step 2: Convert to fraction form
    63,565.16/95,363.15 = 19,189.26/x
  3. Step 3: Cross multiply
    63,565.16x = 95,363.15 × 19,189.26
  4. Step 4: Simplify right side
    63,565.16x = 1,829,948,279.77
  5. Step 5: Solve for x
    x = 1,829,948,279.77/63,565.16
  6. Step 6: Final answer
    x = 28,788.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.