Home / 51,079.38-70,449.60-33,180.15

Finding the Fourth Proportional to 51,079.38, 70,449.60 and 33,180.15

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Solution

The fourth proportional to 51,079.38, 70,449.60 and 33,180.15 is: 45,762.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,079.38 : 70,449.60 = 33,180.15 : x
  2. Step 2: Convert to fraction form
    51,079.38/70,449.60 = 33,180.15/x
  3. Step 3: Cross multiply
    51,079.38x = 70,449.60 × 33,180.15
  4. Step 4: Simplify right side
    51,079.38x = 2,337,528,295.44
  5. Step 5: Solve for x
    x = 2,337,528,295.44/51,079.38
  6. Step 6: Final answer
    x = 45,762.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.