Home / 75,328.32-112,854.78-35,273.82

Finding the Fourth Proportional to 75,328.32, 112,854.78 and 35,273.82

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Solution

The fourth proportional to 75,328.32, 112,854.78 and 35,273.82 is: 52,846.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,328.32 : 112,854.78 = 35,273.82 : x
  2. Step 2: Convert to fraction form
    75,328.32/112,854.78 = 35,273.82/x
  3. Step 3: Cross multiply
    75,328.32x = 112,854.78 × 35,273.82
  4. Step 4: Simplify right side
    75,328.32x = 3,980,819,195.86
  5. Step 5: Solve for x
    x = 3,980,819,195.86/75,328.32
  6. Step 6: Final answer
    x = 52,846.25

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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.