Home / 96,418.86-144,376.76-77,596.08

Finding the Fourth Proportional to 96,418.86, 144,376.76 and 77,596.08

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Solution

The fourth proportional to 96,418.86, 144,376.76 and 77,596.08 is: 116,191.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,418.86 : 144,376.76 = 77,596.08 : x
  2. Step 2: Convert to fraction form
    96,418.86/144,376.76 = 77,596.08/x
  3. Step 3: Cross multiply
    96,418.86x = 144,376.76 × 77,596.08
  4. Step 4: Simplify right side
    96,418.86x = 11,203,070,619.10
  5. Step 5: Solve for x
    x = 11,203,070,619.10/96,418.86
  6. Step 6: Final answer
    x = 116,191.69

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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.