Home / 84,386.08-126,592.08-25,215.04

Finding the Fourth Proportional to 84,386.08, 126,592.08 and 25,215.04

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Solution

The fourth proportional to 84,386.08, 126,592.08 and 25,215.04 is: 37,826.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,386.08 : 126,592.08 = 25,215.04 : x
  2. Step 2: Convert to fraction form
    84,386.08/126,592.08 = 25,215.04/x
  3. Step 3: Cross multiply
    84,386.08x = 126,592.08 × 25,215.04
  4. Step 4: Simplify right side
    84,386.08x = 3,192,024,360.88
  5. Step 5: Solve for x
    x = 3,192,024,360.88/84,386.08
  6. Step 6: Final answer
    x = 37,826.43

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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.