Home / 137,732.10-206,598.15-136,857.30

Finding the Fourth Proportional to 137,732.10, 206,598.15 and 136,857.30

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Solution

The fourth proportional to 137,732.10, 206,598.15 and 136,857.30 is: 205,285.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,732.10 : 206,598.15 = 136,857.30 : x
  2. Step 2: Convert to fraction form
    137,732.10/206,598.15 = 136,857.30/x
  3. Step 3: Cross multiply
    137,732.10x = 206,598.15 × 136,857.30
  4. Step 4: Simplify right side
    137,732.10x = 28,274,464,994.00
  5. Step 5: Solve for x
    x = 28,274,464,994.00/137,732.10
  6. Step 6: Final answer
    x = 205,285.95

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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.