Home / 99,212.32-148,839.28-29,085.92

Finding the Fourth Proportional to 99,212.32, 148,839.28 and 29,085.92

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Solution

The fourth proportional to 99,212.32, 148,839.28 and 29,085.92 is: 43,634.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,212.32 : 148,839.28 = 29,085.92 : x
  2. Step 2: Convert to fraction form
    99,212.32/148,839.28 = 29,085.92/x
  3. Step 3: Cross multiply
    99,212.32x = 148,839.28 × 29,085.92
  4. Step 4: Simplify right side
    99,212.32x = 4,329,127,390.94
  5. Step 5: Solve for x
    x = 4,329,127,390.94/99,212.32
  6. Step 6: Final answer
    x = 43,634.98

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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.