Home / 88,654.78-122,364.12-58,445.44

Finding the Fourth Proportional to 88,654.78, 122,364.12 and 58,445.44

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Solution

The fourth proportional to 88,654.78, 122,364.12 and 58,445.44 is: 80,668.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,654.78 : 122,364.12 = 58,445.44 : x
  2. Step 2: Convert to fraction form
    88,654.78/122,364.12 = 58,445.44/x
  3. Step 3: Cross multiply
    88,654.78x = 122,364.12 × 58,445.44
  4. Step 4: Simplify right side
    88,654.78x = 7,151,624,833.61
  5. Step 5: Solve for x
    x = 7,151,624,833.61/88,654.78
  6. Step 6: Final answer
    x = 80,668.24

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1.5x scale

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.