Home / 231,476.18-347,153.49-98,287.88

Finding the Fourth Proportional to 231,476.18, 347,153.49 and 98,287.88

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Solution

The fourth proportional to 231,476.18, 347,153.49 and 98,287.88 is: 147,406.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,476.18 : 347,153.49 = 98,287.88 : x
  2. Step 2: Convert to fraction form
    231,476.18/347,153.49 = 98,287.88/x
  3. Step 3: Cross multiply
    231,476.18x = 347,153.49 × 98,287.88
  4. Step 4: Simplify right side
    231,476.18x = 34,120,980,566.70
  5. Step 5: Solve for x
    x = 34,120,980,566.70/231,476.18
  6. Step 6: Final answer
    x = 147,406.01

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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.