Home / 84,621.99-126,932.99-43,098.15

Finding the Fourth Proportional to 84,621.99, 126,932.99 and 43,098.15

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Solution

The fourth proportional to 84,621.99, 126,932.99 and 43,098.15 is: 64,647.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,621.99 : 126,932.99 = 43,098.15 : x
  2. Step 2: Convert to fraction form
    84,621.99/126,932.99 = 43,098.15/x
  3. Step 3: Cross multiply
    84,621.99x = 126,932.99 × 43,098.15
  4. Step 4: Simplify right side
    84,621.99x = 5,470,576,827.48
  5. Step 5: Solve for x
    x = 5,470,576,827.48/84,621.99
  6. Step 6: Final answer
    x = 64,647.23

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Similar ratio
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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.