Home / 75,122.46-103,670.22-41,130.38

Finding the Fourth Proportional to 75,122.46, 103,670.22 and 41,130.38

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Solution

The fourth proportional to 75,122.46, 103,670.22 and 41,130.38 is: 56,760.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,122.46 : 103,670.22 = 41,130.38 : x
  2. Step 2: Convert to fraction form
    75,122.46/103,670.22 = 41,130.38/x
  3. Step 3: Cross multiply
    75,122.46x = 103,670.22 × 41,130.38
  4. Step 4: Simplify right side
    75,122.46x = 4,263,995,543.28
  5. Step 5: Solve for x
    x = 4,263,995,543.28/75,122.46
  6. Step 6: Final answer
    x = 56,760.60

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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.