Home / 99,636.10-149,252.55-62,080.90

Finding the Fourth Proportional to 99,636.10, 149,252.55 and 62,080.90

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Solution

The fourth proportional to 99,636.10, 149,252.55 and 62,080.90 is: 92,995.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,636.10 : 149,252.55 = 62,080.90 : x
  2. Step 2: Convert to fraction form
    99,636.10/149,252.55 = 62,080.90/x
  3. Step 3: Cross multiply
    99,636.10x = 149,252.55 × 62,080.90
  4. Step 4: Simplify right side
    99,636.10x = 9,265,732,631.30
  5. Step 5: Solve for x
    x = 9,265,732,631.30/99,636.10
  6. Step 6: Final answer
    x = 92,995.74

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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.