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Finding the Fourth Proportional to 88,433.98, 122,041.08 and 48,149.96

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Solution

The fourth proportional to 88,433.98, 122,041.08 and 48,149.96 is: 66,448.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,433.98 : 122,041.08 = 48,149.96 : x
  2. Step 2: Convert to fraction form
    88,433.98/122,041.08 = 48,149.96/x
  3. Step 3: Cross multiply
    88,433.98x = 122,041.08 × 48,149.96
  4. Step 4: Simplify right side
    88,433.98x = 5,876,272,510.15
  5. Step 5: Solve for x
    x = 5,876,272,510.15/88,433.98
  6. Step 6: Final answer
    x = 66,448.13

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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.