Home / 141,672.24-195,458.27-80,411.18

Finding the Fourth Proportional to 141,672.24, 195,458.27 and 80,411.18

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Solution

The fourth proportional to 141,672.24, 195,458.27 and 80,411.18 is: 110,939.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,672.24 : 195,458.27 = 80,411.18 : x
  2. Step 2: Convert to fraction form
    141,672.24/195,458.27 = 80,411.18/x
  3. Step 3: Cross multiply
    141,672.24x = 195,458.27 × 80,411.18
  4. Step 4: Simplify right side
    141,672.24x = 15,717,028,752.11
  5. Step 5: Solve for x
    x = 15,717,028,752.11/141,672.24
  6. Step 6: Final answer
    x = 110,939.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.