Home / 147,152.69-220,761.94-53,658.44

Finding the Fourth Proportional to 147,152.69, 220,761.94 and 53,658.44

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Solution

The fourth proportional to 147,152.69, 220,761.94 and 53,658.44 is: 80,499.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,152.69 : 220,761.94 = 53,658.44 : x
  2. Step 2: Convert to fraction form
    147,152.69/220,761.94 = 53,658.44/x
  3. Step 3: Cross multiply
    147,152.69x = 220,761.94 × 53,658.44
  4. Step 4: Simplify right side
    147,152.69x = 11,845,741,311.77
  5. Step 5: Solve for x
    x = 11,845,741,311.77/147,152.69
  6. Step 6: Final answer
    x = 80,499.66

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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.