Home / 84,554.20-126,833.33-28,396.16

Finding the Fourth Proportional to 84,554.20, 126,833.33 and 28,396.16

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Solution

The fourth proportional to 84,554.20, 126,833.33 and 28,396.16 is: 42,594.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,554.20 : 126,833.33 = 28,396.16 : x
  2. Step 2: Convert to fraction form
    84,554.20/126,833.33 = 28,396.16/x
  3. Step 3: Cross multiply
    84,554.20x = 126,833.33 × 28,396.16
  4. Step 4: Simplify right side
    84,554.20x = 3,601,579,532.01
  5. Step 5: Solve for x
    x = 3,601,579,532.01/84,554.20
  6. Step 6: Final answer
    x = 42,594.92

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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.