Home / 96,112.17-144,036.63-54,012.42

Finding the Fourth Proportional to 96,112.17, 144,036.63 and 54,012.42

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Solution

The fourth proportional to 96,112.17, 144,036.63 and 54,012.42 is: 80,944.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,112.17 : 144,036.63 = 54,012.42 : x
  2. Step 2: Convert to fraction form
    96,112.17/144,036.63 = 54,012.42/x
  3. Step 3: Cross multiply
    96,112.17x = 144,036.63 × 54,012.42
  4. Step 4: Simplify right side
    96,112.17x = 7,779,766,954.94
  5. Step 5: Solve for x
    x = 7,779,766,954.94/96,112.17
  6. Step 6: Final answer
    x = 80,944.66

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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.