Home / 452,192.10-678,385.35-136,680.90

Finding the Fourth Proportional to 452,192.10, 678,385.35 and 136,680.90

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Solution

The fourth proportional to 452,192.10, 678,385.35 and 136,680.90 is: 205,050.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,192.10 : 678,385.35 = 136,680.90 : x
  2. Step 2: Convert to fraction form
    452,192.10/678,385.35 = 136,680.90/x
  3. Step 3: Cross multiply
    452,192.10x = 678,385.35 × 136,680.90
  4. Step 4: Simplify right side
    452,192.10x = 92,722,320,184.82
  5. Step 5: Solve for x
    x = 92,722,320,184.82/452,192.10
  6. Step 6: Final answer
    x = 205,050.73

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.