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Finding the Fourth Proportional to 84,833.40, 127,250.10 and 32,240.10

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Solution

The fourth proportional to 84,833.40, 127,250.10 and 32,240.10 is: 48,360.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,833.40 : 127,250.10 = 32,240.10 : x
  2. Step 2: Convert to fraction form
    84,833.40/127,250.10 = 32,240.10/x
  3. Step 3: Cross multiply
    84,833.40x = 127,250.10 × 32,240.10
  4. Step 4: Simplify right side
    84,833.40x = 4,102,555,949.01
  5. Step 5: Solve for x
    x = 4,102,555,949.01/84,833.40
  6. Step 6: Final answer
    x = 48,360.15

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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.