Home / 85,251.42-127,877.76-37,853.75

Finding the Fourth Proportional to 85,251.42, 127,877.76 and 37,853.75

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Solution

The fourth proportional to 85,251.42, 127,877.76 and 37,853.75 is: 56,780.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,251.42 : 127,877.76 = 37,853.75 : x
  2. Step 2: Convert to fraction form
    85,251.42/127,877.76 = 37,853.75/x
  3. Step 3: Cross multiply
    85,251.42x = 127,877.76 × 37,853.75
  4. Step 4: Simplify right side
    85,251.42x = 4,840,652,118.21
  5. Step 5: Solve for x
    x = 4,840,652,118.21/85,251.42
  6. Step 6: Final answer
    x = 56,780.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.