Home / 296,475.26-444,725.20-86,113.20

Finding the Fourth Proportional to 296,475.26, 444,725.20 and 86,113.20

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Solution

The fourth proportional to 296,475.26, 444,725.20 and 86,113.20 is: 129,173.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,475.26 : 444,725.20 = 86,113.20 : x
  2. Step 2: Convert to fraction form
    296,475.26/444,725.20 = 86,113.20/x
  3. Step 3: Cross multiply
    296,475.26x = 444,725.20 × 86,113.20
  4. Step 4: Simplify right side
    296,475.26x = 38,296,707,438.45
  5. Step 5: Solve for x
    x = 38,296,707,438.45/296,475.26
  6. Step 6: Final answer
    x = 129,173.37

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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.