Home / 75,315.84-112,974.58-22,725.78

Finding the Fourth Proportional to 75,315.84, 112,974.58 and 22,725.78

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Solution

The fourth proportional to 75,315.84, 112,974.58 and 22,725.78 is: 34,088.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,315.84 : 112,974.58 = 22,725.78 : x
  2. Step 2: Convert to fraction form
    75,315.84/112,974.58 = 22,725.78/x
  3. Step 3: Cross multiply
    75,315.84x = 112,974.58 × 22,725.78
  4. Step 4: Simplify right side
    75,315.84x = 2,567,435,450.67
  5. Step 5: Solve for x
    x = 2,567,435,450.67/75,315.84
  6. Step 6: Final answer
    x = 34,088.92

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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.