Home / 99,252.20-148,827.10-36,890.60

Finding the Fourth Proportional to 99,252.20, 148,827.10 and 36,890.60

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Solution

The fourth proportional to 99,252.20, 148,827.10 and 36,890.60 is: 55,316.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,252.20 : 148,827.10 = 36,890.60 : x
  2. Step 2: Convert to fraction form
    99,252.20/148,827.10 = 36,890.60/x
  3. Step 3: Cross multiply
    99,252.20x = 148,827.10 × 36,890.60
  4. Step 4: Simplify right side
    99,252.20x = 5,490,321,015.26
  5. Step 5: Solve for x
    x = 5,490,321,015.26/99,252.20
  6. Step 6: Final answer
    x = 55,316.87

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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.