Home / 63,398.15-95,061.68-43,430.21

Finding the Fourth Proportional to 63,398.15, 95,061.68 and 43,430.21

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Solution

The fourth proportional to 63,398.15, 95,061.68 and 43,430.21 is: 65,120.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,398.15 : 95,061.68 = 43,430.21 : x
  2. Step 2: Convert to fraction form
    63,398.15/95,061.68 = 43,430.21/x
  3. Step 3: Cross multiply
    63,398.15x = 95,061.68 × 43,430.21
  4. Step 4: Simplify right side
    63,398.15x = 4,128,548,032.89
  5. Step 5: Solve for x
    x = 4,128,548,032.89/63,398.15
  6. Step 6: Final answer
    x = 65,120.95

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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.