Home / 264,174.12-396,416.70-98,078.76

Finding the Fourth Proportional to 264,174.12, 396,416.70 and 98,078.76

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Solution

The fourth proportional to 264,174.12, 396,416.70 and 98,078.76 is: 147,175.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,174.12 : 396,416.70 = 98,078.76 : x
  2. Step 2: Convert to fraction form
    264,174.12/396,416.70 = 98,078.76/x
  3. Step 3: Cross multiply
    264,174.12x = 396,416.70 × 98,078.76
  4. Step 4: Simplify right side
    264,174.12x = 38,880,058,379.29
  5. Step 5: Solve for x
    x = 38,880,058,379.29/264,174.12
  6. Step 6: Final answer
    x = 147,175.88

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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.