Home / 113,180.49-156,179.73-62,190.59

Finding the Fourth Proportional to 113,180.49, 156,179.73 and 62,190.59

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Solution

The fourth proportional to 113,180.49, 156,179.73 and 62,190.59 is: 85,817.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,180.49 : 156,179.73 = 62,190.59 : x
  2. Step 2: Convert to fraction form
    113,180.49/156,179.73 = 62,190.59/x
  3. Step 3: Cross multiply
    113,180.49x = 156,179.73 × 62,190.59
  4. Step 4: Simplify right side
    113,180.49x = 9,712,909,554.74
  5. Step 5: Solve for x
    x = 9,712,909,554.74/113,180.49
  6. Step 6: Final answer
    x = 85,817.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.