Home / 84,889.81-127,353.55-32,299.75

Finding the Fourth Proportional to 84,889.81, 127,353.55 and 32,299.75

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Solution

The fourth proportional to 84,889.81, 127,353.55 and 32,299.75 is: 48,456.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,889.81 : 127,353.55 = 32,299.75 : x
  2. Step 2: Convert to fraction form
    84,889.81/127,353.55 = 32,299.75/x
  3. Step 3: Cross multiply
    84,889.81x = 127,353.55 × 32,299.75
  4. Step 4: Simplify right side
    84,889.81x = 4,113,487,826.61
  5. Step 5: Solve for x
    x = 4,113,487,826.61/84,889.81
  6. Step 6: Final answer
    x = 48,456.79

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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.