Home / 62,245.20-93,347.48-20,115.38

Finding the Fourth Proportional to 62,245.20, 93,347.48 and 20,115.38

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Solution

The fourth proportional to 62,245.20, 93,347.48 and 20,115.38 is: 30,166.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,245.20 : 93,347.48 = 20,115.38 : x
  2. Step 2: Convert to fraction form
    62,245.20/93,347.48 = 20,115.38/x
  3. Step 3: Cross multiply
    62,245.20x = 93,347.48 × 20,115.38
  4. Step 4: Simplify right side
    62,245.20x = 1,877,720,315.90
  5. Step 5: Solve for x
    x = 1,877,720,315.90/62,245.20
  6. Step 6: Final answer
    x = 30,166.51

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1.5x scale

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.