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Finding the Fourth Proportional to 63,029.16, 94,486.52 and 31,448.88

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Solution

The fourth proportional to 63,029.16, 94,486.52 and 31,448.88 is: 47,144.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,029.16 : 94,486.52 = 31,448.88 : x
  2. Step 2: Convert to fraction form
    63,029.16/94,486.52 = 31,448.88/x
  3. Step 3: Cross multiply
    63,029.16x = 94,486.52 × 31,448.88
  4. Step 4: Simplify right side
    63,029.16x = 2,971,495,229.10
  5. Step 5: Solve for x
    x = 2,971,495,229.10/63,029.16
  6. Step 6: Final answer
    x = 47,144.77

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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.