Home / 296,442.18-444,675.57-86,080.12

Finding the Fourth Proportional to 296,442.18, 444,675.57 and 86,080.12

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Solution

The fourth proportional to 296,442.18, 444,675.57 and 86,080.12 is: 129,123.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,442.18 : 444,675.57 = 86,080.12 : x
  2. Step 2: Convert to fraction form
    296,442.18/444,675.57 = 86,080.12/x
  3. Step 3: Cross multiply
    296,442.18x = 444,675.57 × 86,080.12
  4. Step 4: Simplify right side
    296,442.18x = 38,277,725,530.18
  5. Step 5: Solve for x
    x = 38,277,725,530.18/296,442.18
  6. Step 6: Final answer
    x = 129,123.75

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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.