Home / 107,228.40-160,730.36-36,126.46

Finding the Fourth Proportional to 107,228.40, 160,730.36 and 36,126.46

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Solution

The fourth proportional to 107,228.40, 160,730.36 and 36,126.46 is: 54,151.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,228.40 : 160,730.36 = 36,126.46 : x
  2. Step 2: Convert to fraction form
    107,228.40/160,730.36 = 36,126.46/x
  3. Step 3: Cross multiply
    107,228.40x = 160,730.36 × 36,126.46
  4. Step 4: Simplify right side
    107,228.40x = 5,806,618,921.33
  5. Step 5: Solve for x
    x = 5,806,618,921.33/107,228.40
  6. Step 6: Final answer
    x = 54,151.88

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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.