Home / 231,734.13-347,320.50-98,334.15

Finding the Fourth Proportional to 231,734.13, 347,320.50 and 98,334.15

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Solution

The fourth proportional to 231,734.13, 347,320.50 and 98,334.15 is: 147,382.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,734.13 : 347,320.50 = 98,334.15 : x
  2. Step 2: Convert to fraction form
    231,734.13/347,320.50 = 98,334.15/x
  3. Step 3: Cross multiply
    231,734.13x = 347,320.50 × 98,334.15
  4. Step 4: Simplify right side
    231,734.13x = 34,153,465,776.32
  5. Step 5: Solve for x
    x = 34,153,465,776.32/231,734.13
  6. Step 6: Final answer
    x = 147,382.11

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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.