Home / 183,701.45-275,295.54-99,279.61

Finding the Fourth Proportional to 183,701.45, 275,295.54 and 99,279.61

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Solution

The fourth proportional to 183,701.45, 275,295.54 and 99,279.61 is: 148,780.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,701.45 : 275,295.54 = 99,279.61 : x
  2. Step 2: Convert to fraction form
    183,701.45/275,295.54 = 99,279.61/x
  3. Step 3: Cross multiply
    183,701.45x = 275,295.54 × 99,279.61
  4. Step 4: Simplify right side
    183,701.45x = 27,331,233,845.94
  5. Step 5: Solve for x
    x = 27,331,233,845.94/183,701.45
  6. Step 6: Final answer
    x = 148,780.72

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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.