Home / 141,582.17-195,339.40-80,318.26

Finding the Fourth Proportional to 141,582.17, 195,339.40 and 80,318.26

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Solution

The fourth proportional to 141,582.17, 195,339.40 and 80,318.26 is: 110,814.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,582.17 : 195,339.40 = 80,318.26 : x
  2. Step 2: Convert to fraction form
    141,582.17/195,339.40 = 80,318.26/x
  3. Step 3: Cross multiply
    141,582.17x = 195,339.40 × 80,318.26
  4. Step 4: Simplify right side
    141,582.17x = 15,689,320,760.82
  5. Step 5: Solve for x
    x = 15,689,320,760.82/141,582.17
  6. Step 6: Final answer
    x = 110,814.24

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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.