Home / 75,247.41-113,011.56-66,244.71

Finding the Fourth Proportional to 75,247.41, 113,011.56 and 66,244.71

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Solution

The fourth proportional to 75,247.41, 113,011.56 and 66,244.71 is: 99,490.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,247.41 : 113,011.56 = 66,244.71 : x
  2. Step 2: Convert to fraction form
    75,247.41/113,011.56 = 66,244.71/x
  3. Step 3: Cross multiply
    75,247.41x = 113,011.56 × 66,244.71
  4. Step 4: Simplify right side
    75,247.41x = 7,486,418,018.85
  5. Step 5: Solve for x
    x = 7,486,418,018.85/75,247.41
  6. Step 6: Final answer
    x = 99,490.71

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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.