Home / 95,218.08-131,397.84-57,485.76

Finding the Fourth Proportional to 95,218.08, 131,397.84 and 57,485.76

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Solution

The fourth proportional to 95,218.08, 131,397.84 and 57,485.76 is: 79,328.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,218.08 : 131,397.84 = 57,485.76 : x
  2. Step 2: Convert to fraction form
    95,218.08/131,397.84 = 57,485.76/x
  3. Step 3: Cross multiply
    95,218.08x = 131,397.84 × 57,485.76
  4. Step 4: Simplify right side
    95,218.08x = 7,553,504,694.76
  5. Step 5: Solve for x
    x = 7,553,504,694.76/95,218.08
  6. Step 6: Final answer
    x = 79,328.47

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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.