Home / 84,861.41-127,308.49-32,266.78

Finding the Fourth Proportional to 84,861.41, 127,308.49 and 32,266.78

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Solution

The fourth proportional to 84,861.41, 127,308.49 and 32,266.78 is: 48,406.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,861.41 : 127,308.49 = 32,266.78 : x
  2. Step 2: Convert to fraction form
    84,861.41/127,308.49 = 32,266.78/x
  3. Step 3: Cross multiply
    84,861.41x = 127,308.49 × 32,266.78
  4. Step 4: Simplify right side
    84,861.41x = 4,107,834,640.02
  5. Step 5: Solve for x
    x = 4,107,834,640.02/84,861.41
  6. Step 6: Final answer
    x = 48,406.39

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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.