Home / 84,638.96-126,959.52-37,882.16

Finding the Fourth Proportional to 84,638.96, 126,959.52 and 37,882.16

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Solution

The fourth proportional to 84,638.96, 126,959.52 and 37,882.16 is: 56,823.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,638.96 : 126,959.52 = 37,882.16 : x
  2. Step 2: Convert to fraction form
    84,638.96/126,959.52 = 37,882.16/x
  3. Step 3: Cross multiply
    84,638.96x = 126,959.52 × 37,882.16
  4. Step 4: Simplify right side
    84,638.96x = 4,809,500,850.16
  5. Step 5: Solve for x
    x = 4,809,500,850.16/84,638.96
  6. Step 6: Final answer
    x = 56,823.72

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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.