Home / 75,233.58-103,794.84-45,019.74

Finding the Fourth Proportional to 75,233.58, 103,794.84 and 45,019.74

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Solution

The fourth proportional to 75,233.58, 103,794.84 and 45,019.74 is: 62,110.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,233.58 : 103,794.84 = 45,019.74 : x
  2. Step 2: Convert to fraction form
    75,233.58/103,794.84 = 45,019.74/x
  3. Step 3: Cross multiply
    75,233.58x = 103,794.84 × 45,019.74
  4. Step 4: Simplify right side
    75,233.58x = 4,672,816,710.14
  5. Step 5: Solve for x
    x = 4,672,816,710.14/75,233.58
  6. Step 6: Final answer
    x = 62,110.78

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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.