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Finding the Fourth Proportional to 63,503.57, 95,243.21 and 31,904.88

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Solution

The fourth proportional to 63,503.57, 95,243.21 and 31,904.88 is: 47,851.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,503.57 : 95,243.21 = 31,904.88 : x
  2. Step 2: Convert to fraction form
    63,503.57/95,243.21 = 31,904.88/x
  3. Step 3: Cross multiply
    63,503.57x = 95,243.21 × 31,904.88
  4. Step 4: Simplify right side
    63,503.57x = 3,038,723,027.52
  5. Step 5: Solve for x
    x = 3,038,723,027.52/63,503.57
  6. Step 6: Final answer
    x = 47,851.21

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1.5x scale

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.