Home / 99,224.64-148,194.72-89,845.92

Finding the Fourth Proportional to 99,224.64, 148,194.72 and 89,845.92

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Solution

The fourth proportional to 99,224.64, 148,194.72 and 89,845.92 is: 134,187.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,224.64 : 148,194.72 = 89,845.92 : x
  2. Step 2: Convert to fraction form
    99,224.64/148,194.72 = 89,845.92/x
  3. Step 3: Cross multiply
    99,224.64x = 148,194.72 × 89,845.92
  4. Step 4: Simplify right side
    99,224.64x = 13,314,690,957.54
  5. Step 5: Solve for x
    x = 13,314,690,957.54/99,224.64
  6. Step 6: Final answer
    x = 134,187.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.