Home / 231,721.40-347,637.58-96,710.39

Finding the Fourth Proportional to 231,721.40, 347,637.58 and 96,710.39

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Solution

The fourth proportional to 231,721.40, 347,637.58 and 96,710.39 is: 145,088.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,721.40 : 347,637.58 = 96,710.39 : x
  2. Step 2: Convert to fraction form
    231,721.40/347,637.58 = 96,710.39/x
  3. Step 3: Cross multiply
    231,721.40x = 347,637.58 × 96,710.39
  4. Step 4: Simplify right side
    231,721.40x = 33,620,165,940.46
  5. Step 5: Solve for x
    x = 33,620,165,940.46/231,721.40
  6. Step 6: Final answer
    x = 145,088.74

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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.