Home / 334,568.80-501,687.15-121,328.20

Finding the Fourth Proportional to 334,568.80, 501,687.15 and 121,328.20

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Solution

The fourth proportional to 334,568.80, 501,687.15 and 121,328.20 is: 181,932.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,568.80 : 501,687.15 = 121,328.20 : x
  2. Step 2: Convert to fraction form
    334,568.80/501,687.15 = 121,328.20/x
  3. Step 3: Cross multiply
    334,568.80x = 501,687.15 × 121,328.20
  4. Step 4: Simplify right side
    334,568.80x = 60,868,798,872.63
  5. Step 5: Solve for x
    x = 60,868,798,872.63/334,568.80
  6. Step 6: Final answer
    x = 181,932.08

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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.