Home / 98,497.01-147,758.28-45,176.13

Finding the Fourth Proportional to 98,497.01, 147,758.28 and 45,176.13

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Solution

The fourth proportional to 98,497.01, 147,758.28 and 45,176.13 is: 67,770.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,497.01 : 147,758.28 = 45,176.13 : x
  2. Step 2: Convert to fraction form
    98,497.01/147,758.28 = 45,176.13/x
  3. Step 3: Cross multiply
    98,497.01x = 147,758.28 × 45,176.13
  4. Step 4: Simplify right side
    98,497.01x = 6,675,147,096.45
  5. Step 5: Solve for x
    x = 6,675,147,096.45/98,497.01
  6. Step 6: Final answer
    x = 67,770.05

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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.