Home / 148,255.44-204,592.59-80,272.86

Finding the Fourth Proportional to 148,255.44, 204,592.59 and 80,272.86

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Solution

The fourth proportional to 148,255.44, 204,592.59 and 80,272.86 is: 110,776.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,255.44 : 204,592.59 = 80,272.86 : x
  2. Step 2: Convert to fraction form
    148,255.44/204,592.59 = 80,272.86/x
  3. Step 3: Cross multiply
    148,255.44x = 204,592.59 × 80,272.86
  4. Step 4: Simplify right side
    148,255.44x = 16,423,232,334.11
  5. Step 5: Solve for x
    x = 16,423,232,334.11/148,255.44
  6. Step 6: Final answer
    x = 110,776.59

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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.