Home / 149,488.80-224,293.68-60,719.28

Finding the Fourth Proportional to 149,488.80, 224,293.68 and 60,719.28

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Solution

The fourth proportional to 149,488.80, 224,293.68 and 60,719.28 is: 91,103.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,488.80 : 224,293.68 = 60,719.28 : x
  2. Step 2: Convert to fraction form
    149,488.80/224,293.68 = 60,719.28/x
  3. Step 3: Cross multiply
    149,488.80x = 224,293.68 × 60,719.28
  4. Step 4: Simplify right side
    149,488.80x = 13,618,950,758.15
  5. Step 5: Solve for x
    x = 13,618,950,758.15/149,488.80
  6. Step 6: Final answer
    x = 91,103.49

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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.