Home / 88,800.13-122,543.71-48,513.43

Finding the Fourth Proportional to 88,800.13, 122,543.71 and 48,513.43

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Solution

The fourth proportional to 88,800.13, 122,543.71 and 48,513.43 is: 66,948.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,800.13 : 122,543.71 = 48,513.43 : x
  2. Step 2: Convert to fraction form
    88,800.13/122,543.71 = 48,513.43/x
  3. Step 3: Cross multiply
    88,800.13x = 122,543.71 × 48,513.43
  4. Step 4: Simplify right side
    88,800.13x = 5,945,015,697.03
  5. Step 5: Solve for x
    x = 5,945,015,697.03/88,800.13
  6. Step 6: Final answer
    x = 66,948.28

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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.