Home / 88,661.16-122,354.82-52,854.12

Finding the Fourth Proportional to 88,661.16, 122,354.82 and 52,854.12

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Solution

The fourth proportional to 88,661.16, 122,354.82 and 52,854.12 is: 72,940.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,661.16 : 122,354.82 = 52,854.12 : x
  2. Step 2: Convert to fraction form
    88,661.16/122,354.82 = 52,854.12/x
  3. Step 3: Cross multiply
    88,661.16x = 122,354.82 × 52,854.12
  4. Step 4: Simplify right side
    88,661.16x = 6,466,956,338.86
  5. Step 5: Solve for x
    x = 6,466,956,338.86/88,661.16
  6. Step 6: Final answer
    x = 72,940.13

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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.