Home / 98,182.47-147,279.17-28,063.60

Finding the Fourth Proportional to 98,182.47, 147,279.17 and 28,063.60

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Solution

The fourth proportional to 98,182.47, 147,279.17 and 28,063.60 is: 42,096.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,182.47 : 147,279.17 = 28,063.60 : x
  2. Step 2: Convert to fraction form
    98,182.47/147,279.17 = 28,063.60/x
  3. Step 3: Cross multiply
    98,182.47x = 147,279.17 × 28,063.60
  4. Step 4: Simplify right side
    98,182.47x = 4,133,183,715.21
  5. Step 5: Solve for x
    x = 4,133,183,715.21/98,182.47
  6. Step 6: Final answer
    x = 42,096.96

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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.