Home / 231,726.40-347,645.10-96,715.39

Finding the Fourth Proportional to 231,726.40, 347,645.10 and 96,715.39

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Solution

The fourth proportional to 231,726.40, 347,645.10 and 96,715.39 is: 145,096.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,726.40 : 347,645.10 = 96,715.39 : x
  2. Step 2: Convert to fraction form
    231,726.40/347,645.10 = 96,715.39/x
  3. Step 3: Cross multiply
    231,726.40x = 347,645.10 × 96,715.39
  4. Step 4: Simplify right side
    231,726.40x = 33,622,631,428.09
  5. Step 5: Solve for x
    x = 33,622,631,428.09/231,726.40
  6. Step 6: Final answer
    x = 145,096.25

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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.