Home / 84,541.46-126,832.20-27,615.08

Finding the Fourth Proportional to 84,541.46, 126,832.20 and 27,615.08

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Solution

The fourth proportional to 84,541.46, 126,832.20 and 27,615.08 is: 41,429.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,541.46 : 126,832.20 = 27,615.08 : x
  2. Step 2: Convert to fraction form
    84,541.46/126,832.20 = 27,615.08/x
  3. Step 3: Cross multiply
    84,541.46x = 126,832.20 × 27,615.08
  4. Step 4: Simplify right side
    84,541.46x = 3,502,481,349.58
  5. Step 5: Solve for x
    x = 3,502,481,349.58/84,541.46
  6. Step 6: Final answer
    x = 41,429.16

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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.