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Finding the Fourth Proportional to 373,737.19, 560,687.53 and 121,043.21

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Solution

The fourth proportional to 373,737.19, 560,687.53 and 121,043.21 is: 181,591.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,737.19 : 560,687.53 = 121,043.21 : x
  2. Step 2: Convert to fraction form
    373,737.19/560,687.53 = 121,043.21/x
  3. Step 3: Cross multiply
    373,737.19x = 560,687.53 × 121,043.21
  4. Step 4: Simplify right side
    373,737.19x = 67,867,418,438.17
  5. Step 5: Solve for x
    x = 67,867,418,438.17/373,737.19
  6. Step 6: Final answer
    x = 181,591.29

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1.5x scale

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.