Home / 40,113.21-60,188.25-15,161.93

Finding the Fourth Proportional to 40,113.21, 60,188.25 and 15,161.93

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Solution

The fourth proportional to 40,113.21, 60,188.25 and 15,161.93 is: 22,749.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,113.21 : 60,188.25 = 15,161.93 : x
  2. Step 2: Convert to fraction form
    40,113.21/60,188.25 = 15,161.93/x
  3. Step 3: Cross multiply
    40,113.21x = 60,188.25 × 15,161.93
  4. Step 4: Simplify right side
    40,113.21x = 912,569,732.38
  5. Step 5: Solve for x
    x = 912,569,732.38/40,113.21
  6. Step 6: Final answer
    x = 22,749.86

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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.