Home / 231,431.79-347,022.95-124,872.87

Finding the Fourth Proportional to 231,431.79, 347,022.95 and 124,872.87

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Solution

The fourth proportional to 231,431.79, 347,022.95 and 124,872.87 is: 187,242.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,431.79 : 347,022.95 = 124,872.87 : x
  2. Step 2: Convert to fraction form
    231,431.79/347,022.95 = 124,872.87/x
  3. Step 3: Cross multiply
    231,431.79x = 347,022.95 × 124,872.87
  4. Step 4: Simplify right side
    231,431.79x = 43,333,751,098.00
  5. Step 5: Solve for x
    x = 43,333,751,098.00/231,431.79
  6. Step 6: Final answer
    x = 187,242.00

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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.