Home / 120,502.83-180,753.23-36,262.56

Finding the Fourth Proportional to 120,502.83, 180,753.23 and 36,262.56

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Solution

The fourth proportional to 120,502.83, 180,753.23 and 36,262.56 is: 54,393.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,502.83 : 180,753.23 = 36,262.56 : x
  2. Step 2: Convert to fraction form
    120,502.83/180,753.23 = 36,262.56/x
  3. Step 3: Cross multiply
    120,502.83x = 180,753.23 × 36,262.56
  4. Step 4: Simplify right side
    120,502.83x = 6,554,574,666.76
  5. Step 5: Solve for x
    x = 6,554,574,666.76/120,502.83
  6. Step 6: Final answer
    x = 54,393.53

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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.