Home / 149,977.62-224,854.38-90,799.02

Finding the Fourth Proportional to 149,977.62, 224,854.38 and 90,799.02

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Solution

The fourth proportional to 149,977.62, 224,854.38 and 90,799.02 is: 136,130.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,977.62 : 224,854.38 = 90,799.02 : x
  2. Step 2: Convert to fraction form
    149,977.62/224,854.38 = 90,799.02/x
  3. Step 3: Cross multiply
    149,977.62x = 224,854.38 × 90,799.02
  4. Step 4: Simplify right side
    149,977.62x = 20,416,557,346.71
  5. Step 5: Solve for x
    x = 20,416,557,346.71/149,977.62
  6. Step 6: Final answer
    x = 136,130.69

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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.