Home / 127,850.42-191,777.25-48,969.38

Finding the Fourth Proportional to 127,850.42, 191,777.25 and 48,969.38

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Solution

The fourth proportional to 127,850.42, 191,777.25 and 48,969.38 is: 73,454.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,850.42 : 191,777.25 = 48,969.38 : x
  2. Step 2: Convert to fraction form
    127,850.42/191,777.25 = 48,969.38/x
  3. Step 3: Cross multiply
    127,850.42x = 191,777.25 × 48,969.38
  4. Step 4: Simplify right side
    127,850.42x = 9,391,213,030.61
  5. Step 5: Solve for x
    x = 9,391,213,030.61/127,850.42
  6. Step 6: Final answer
    x = 73,454.69

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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.