Home / 113,735.28-156,955.22-62,748

Finding the Fourth Proportional to 113,735.28, 156,955.22 and 62,748

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Solution

The fourth proportional to 113,735.28, 156,955.22 and 62,748 is: 86,592.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,735.28 : 156,955.22 = 62,748 : x
  2. Step 2: Convert to fraction form
    113,735.28/156,955.22 = 62,748/x
  3. Step 3: Cross multiply
    113,735.28x = 156,955.22 × 62,748
  4. Step 4: Simplify right side
    113,735.28x = 9,848,625,830.82
  5. Step 5: Solve for x
    x = 9,848,625,830.82/113,735.28
  6. Step 6: Final answer
    x = 86,592.53

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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.