Home / 97,548.28-146,255.19-38,390.74

Finding the Fourth Proportional to 97,548.28, 146,255.19 and 38,390.74

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Solution

The fourth proportional to 97,548.28, 146,255.19 and 38,390.74 is: 57,559.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,548.28 : 146,255.19 = 38,390.74 : x
  2. Step 2: Convert to fraction form
    97,548.28/146,255.19 = 38,390.74/x
  3. Step 3: Cross multiply
    97,548.28x = 146,255.19 × 38,390.74
  4. Step 4: Simplify right side
    97,548.28x = 5,614,844,972.94
  5. Step 5: Solve for x
    x = 5,614,844,972.94/97,548.28
  6. Step 6: Final answer
    x = 57,559.65

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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.