Home / 88,943.60-122,778.69-60,302.49

Finding the Fourth Proportional to 88,943.60, 122,778.69 and 60,302.49

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Solution

The fourth proportional to 88,943.60, 122,778.69 and 60,302.49 is: 83,242.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,943.60 : 122,778.69 = 60,302.49 : x
  2. Step 2: Convert to fraction form
    88,943.60/122,778.69 = 60,302.49/x
  3. Step 3: Cross multiply
    88,943.60x = 122,778.69 × 60,302.49
  4. Step 4: Simplify right side
    88,943.60x = 7,403,860,650.56
  5. Step 5: Solve for x
    x = 7,403,860,650.56/88,943.60
  6. Step 6: Final answer
    x = 83,242.20

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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.