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Finding the Fourth Proportional to 63,798.90, 88,042.53 and 35,503.98

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Solution

The fourth proportional to 63,798.90, 88,042.53 and 35,503.98 is: 48,995.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,798.90 : 88,042.53 = 35,503.98 : x
  2. Step 2: Convert to fraction form
    63,798.90/88,042.53 = 35,503.98/x
  3. Step 3: Cross multiply
    63,798.90x = 88,042.53 × 35,503.98
  4. Step 4: Simplify right side
    63,798.90x = 3,125,860,224.27
  5. Step 5: Solve for x
    x = 3,125,860,224.27/63,798.90
  6. Step 6: Final answer
    x = 48,995.52

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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.