Home / 264,175.12-396,418.20-98,079.76

Finding the Fourth Proportional to 264,175.12, 396,418.20 and 98,079.76

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Solution

The fourth proportional to 264,175.12, 396,418.20 and 98,079.76 is: 147,177.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,175.12 : 396,418.20 = 98,079.76 : x
  2. Step 2: Convert to fraction form
    264,175.12/396,418.20 = 98,079.76/x
  3. Step 3: Cross multiply
    264,175.12x = 396,418.20 × 98,079.76
  4. Step 4: Simplify right side
    264,175.12x = 38,880,601,915.63
  5. Step 5: Solve for x
    x = 38,880,601,915.63/264,175.12
  6. Step 6: Final answer
    x = 147,177.38

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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.