Home / 96,135.72-144,089.34-39,963.84

Finding the Fourth Proportional to 96,135.72, 144,089.34 and 39,963.84

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Solution

The fourth proportional to 96,135.72, 144,089.34 and 39,963.84 is: 59,898.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,135.72 : 144,089.34 = 39,963.84 : x
  2. Step 2: Convert to fraction form
    96,135.72/144,089.34 = 39,963.84/x
  3. Step 3: Cross multiply
    96,135.72x = 144,089.34 × 39,963.84
  4. Step 4: Simplify right side
    96,135.72x = 5,758,363,329.47
  5. Step 5: Solve for x
    x = 5,758,363,329.47/96,135.72
  6. Step 6: Final answer
    x = 59,898.27

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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.