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Finding the Fourth Proportional to 88,894.55, 122,673.33 and 53,132.24

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Solution

The fourth proportional to 88,894.55, 122,673.33 and 53,132.24 is: 73,321.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,894.55 : 122,673.33 = 53,132.24 : x
  2. Step 2: Convert to fraction form
    88,894.55/122,673.33 = 53,132.24/x
  3. Step 3: Cross multiply
    88,894.55x = 122,673.33 × 53,132.24
  4. Step 4: Simplify right side
    88,894.55x = 6,517,908,197.79
  5. Step 5: Solve for x
    x = 6,517,908,197.79/88,894.55
  6. Step 6: Final answer
    x = 73,321.80

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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.