Home / 113,637,549.75-156,862,212.42-88,469,791.28

Finding the Fourth Proportional to 113,637,549.75, 156,862,212.42 and 88,469,791.28

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Solution

The fourth proportional to 113,637,549.75, 156,862,212.42 and 88,469,791.28 is: 122,121,316.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,637,549.75 : 156,862,212.42 = 88,469,791.28 : x
  2. Step 2: Convert to fraction form
    113,637,549.75/156,862,212.42 = 88,469,791.28/x
  3. Step 3: Cross multiply
    113,637,549.75x = 156,862,212.42 × 88,469,791.28
  4. Step 4: Simplify right side
    113,637,549.75x = 13,877,567,192,652,110
  5. Step 5: Solve for x
    x = 13,877,567,192,652,110/113,637,549.75
  6. Step 6: Final answer
    x = 122,121,316.62

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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.