Home / 373,901.10-560,734-121,122.94

Finding the Fourth Proportional to 373,901.10, 560,734 and 121,122.94

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Solution

The fourth proportional to 373,901.10, 560,734 and 121,122.94 is: 181,646.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,901.10 : 560,734 = 121,122.94 : x
  2. Step 2: Convert to fraction form
    373,901.10/560,734 = 121,122.94/x
  3. Step 3: Cross multiply
    373,901.10x = 560,734 × 121,122.94
  4. Step 4: Simplify right side
    373,901.10x = 67,917,750,637.96
  5. Step 5: Solve for x
    x = 67,917,750,637.96/373,901.10
  6. Step 6: Final answer
    x = 181,646.30

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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.