Home / 149,272.38-223,921.22-42,656.94

Finding the Fourth Proportional to 149,272.38, 223,921.22 and 42,656.94

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Solution

The fourth proportional to 149,272.38, 223,921.22 and 42,656.94 is: 63,989.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,272.38 : 223,921.22 = 42,656.94 : x
  2. Step 2: Convert to fraction form
    149,272.38/223,921.22 = 42,656.94/x
  3. Step 3: Cross multiply
    149,272.38x = 223,921.22 × 42,656.94
  4. Step 4: Simplify right side
    149,272.38x = 9,551,793,832.98
  5. Step 5: Solve for x
    x = 9,551,793,832.98/149,272.38
  6. Step 6: Final answer
    x = 63,989.02

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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.