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Finding the Fourth Proportional to 373,761.39, 560,715.93 and 137,106.12

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Solution

The fourth proportional to 373,761.39, 560,715.93 and 137,106.12 is: 205,686.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,761.39 : 560,715.93 = 137,106.12 : x
  2. Step 2: Convert to fraction form
    373,761.39/560,715.93 = 137,106.12/x
  3. Step 3: Cross multiply
    373,761.39x = 560,715.93 × 137,106.12
  4. Step 4: Simplify right side
    373,761.39x = 76,877,585,584.49
  5. Step 5: Solve for x
    x = 76,877,585,584.49/373,761.39
  6. Step 6: Final answer
    x = 205,686.27

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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.