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Finding the Fourth Proportional to 373,751.89, 560,717.03 and 121,032.70

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Solution

The fourth proportional to 373,751.89, 560,717.03 and 121,032.70 is: 181,577.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,751.89 : 560,717.03 = 121,032.70 : x
  2. Step 2: Convert to fraction form
    373,751.89/560,717.03 = 121,032.70/x
  3. Step 3: Cross multiply
    373,751.89x = 560,717.03 × 121,032.70
  4. Step 4: Simplify right side
    373,751.89x = 67,865,094,977.67
  5. Step 5: Solve for x
    x = 67,865,094,977.67/373,751.89
  6. Step 6: Final answer
    x = 181,577.93

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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.