Home / 373,836.92-560,700.02-121,139.48

Finding the Fourth Proportional to 373,836.92, 560,700.02 and 121,139.48

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Solution

The fourth proportional to 373,836.92, 560,700.02 and 121,139.48 is: 181,691.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,836.92 : 560,700.02 = 121,139.48 : x
  2. Step 2: Convert to fraction form
    373,836.92/560,700.02 = 121,139.48/x
  3. Step 3: Cross multiply
    373,836.92x = 560,700.02 × 121,139.48
  4. Step 4: Simplify right side
    373,836.92x = 67,922,908,858.79
  5. Step 5: Solve for x
    x = 67,922,908,858.79/373,836.92
  6. Step 6: Final answer
    x = 181,691.28

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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.