Home / 96,415.44-144,373.95-66,521.85

Finding the Fourth Proportional to 96,415.44, 144,373.95 and 66,521.85

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Solution

The fourth proportional to 96,415.44, 144,373.95 and 66,521.85 is: 99,610.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,415.44 : 144,373.95 = 66,521.85 : x
  2. Step 2: Convert to fraction form
    96,415.44/144,373.95 = 66,521.85/x
  3. Step 3: Cross multiply
    96,415.44x = 144,373.95 × 66,521.85
  4. Step 4: Simplify right side
    96,415.44x = 9,604,022,245.81
  5. Step 5: Solve for x
    x = 9,604,022,245.81/96,415.44
  6. Step 6: Final answer
    x = 99,610.83

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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.