Home / 149,122.60-223,619.10-49,244.20

Finding the Fourth Proportional to 149,122.60, 223,619.10 and 49,244.20

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Solution

The fourth proportional to 149,122.60, 223,619.10 and 49,244.20 is: 73,844.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,122.60 : 223,619.10 = 49,244.20 : x
  2. Step 2: Convert to fraction form
    149,122.60/223,619.10 = 49,244.20/x
  3. Step 3: Cross multiply
    149,122.60x = 223,619.10 × 49,244.20
  4. Step 4: Simplify right side
    149,122.60x = 11,011,943,684.22
  5. Step 5: Solve for x
    x = 11,011,943,684.22/149,122.60
  6. Step 6: Final answer
    x = 73,844.90

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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.