Home / 75,180.48-112,829.40-33,089.76

Finding the Fourth Proportional to 75,180.48, 112,829.40 and 33,089.76

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Solution

The fourth proportional to 75,180.48, 112,829.40 and 33,089.76 is: 49,660.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,180.48 : 112,829.40 = 33,089.76 : x
  2. Step 2: Convert to fraction form
    75,180.48/112,829.40 = 33,089.76/x
  3. Step 3: Cross multiply
    75,180.48x = 112,829.40 × 33,089.76
  4. Step 4: Simplify right side
    75,180.48x = 3,733,497,766.94
  5. Step 5: Solve for x
    x = 3,733,497,766.94/75,180.48
  6. Step 6: Final answer
    x = 49,660.47

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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.