Home / 149,936.97-224,794.34-90,758.64

Finding the Fourth Proportional to 149,936.97, 224,794.34 and 90,758.64

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Solution

The fourth proportional to 149,936.97, 224,794.34 and 90,758.64 is: 136,070.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,936.97 : 224,794.34 = 90,758.64 : x
  2. Step 2: Convert to fraction form
    149,936.97/224,794.34 = 90,758.64/x
  3. Step 3: Cross multiply
    149,936.97x = 224,794.34 × 90,758.64
  4. Step 4: Simplify right side
    149,936.97x = 20,402,027,681.02
  5. Step 5: Solve for x
    x = 20,402,027,681.02/149,936.97
  6. Step 6: Final answer
    x = 136,070.70

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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.