Home / 57,708.83-79,460.55-49,191.85

Finding the Fourth Proportional to 57,708.83, 79,460.55 and 49,191.85

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Solution

The fourth proportional to 57,708.83, 79,460.55 and 49,191.85 is: 67,733.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,708.83 : 79,460.55 = 49,191.85 : x
  2. Step 2: Convert to fraction form
    57,708.83/79,460.55 = 49,191.85/x
  3. Step 3: Cross multiply
    57,708.83x = 79,460.55 × 49,191.85
  4. Step 4: Simplify right side
    57,708.83x = 3,908,811,456.52
  5. Step 5: Solve for x
    x = 3,908,811,456.52/57,708.83
  6. Step 6: Final answer
    x = 67,733.33

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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.