Home / 113,270.25-156,313.49-62,969.25

Finding the Fourth Proportional to 113,270.25, 156,313.49 and 62,969.25

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Solution

The fourth proportional to 113,270.25, 156,313.49 and 62,969.25 is: 86,897.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,270.25 : 156,313.49 = 62,969.25 : x
  2. Step 2: Convert to fraction form
    113,270.25/156,313.49 = 62,969.25/x
  3. Step 3: Cross multiply
    113,270.25x = 156,313.49 × 62,969.25
  4. Step 4: Simplify right side
    113,270.25x = 9,842,942,915.34
  5. Step 5: Solve for x
    x = 9,842,942,915.34/113,270.25
  6. Step 6: Final answer
    x = 86,897.87

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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.