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Finding the Fourth Proportional to 361,872.80, 542,810.58 and 151,363.10

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Solution

The fourth proportional to 361,872.80, 542,810.58 and 151,363.10 is: 227,045.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,872.80 : 542,810.58 = 151,363.10 : x
  2. Step 2: Convert to fraction form
    361,872.80/542,810.58 = 151,363.10/x
  3. Step 3: Cross multiply
    361,872.80x = 542,810.58 × 151,363.10
  4. Step 4: Simplify right side
    361,872.80x = 82,161,492,101.60
  5. Step 5: Solve for x
    x = 82,161,492,101.60/361,872.80
  6. Step 6: Final answer
    x = 227,045.23

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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.