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Finding the Fourth Proportional to 235,034.80, 324,348.24 and 127,604.77

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Solution

The fourth proportional to 235,034.80, 324,348.24 and 127,604.77 is: 176,094.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,034.80 : 324,348.24 = 127,604.77 : x
  2. Step 2: Convert to fraction form
    235,034.80/324,348.24 = 127,604.77/x
  3. Step 3: Cross multiply
    235,034.80x = 324,348.24 × 127,604.77
  4. Step 4: Simplify right side
    235,034.80x = 41,388,382,565.10
  5. Step 5: Solve for x
    x = 41,388,382,565.10/235,034.80
  6. Step 6: Final answer
    x = 176,094.70

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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.