Home / 84,256.50-116,273-48,446.65

Finding the Fourth Proportional to 84,256.50, 116,273 and 48,446.65

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Solution

The fourth proportional to 84,256.50, 116,273 and 48,446.65 is: 66,855.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,256.50 : 116,273 = 48,446.65 : x
  2. Step 2: Convert to fraction form
    84,256.50/116,273 = 48,446.65/x
  3. Step 3: Cross multiply
    84,256.50x = 116,273 × 48,446.65
  4. Step 4: Simplify right side
    84,256.50x = 5,633,037,335.45
  5. Step 5: Solve for x
    x = 5,633,037,335.45/84,256.50
  6. Step 6: Final answer
    x = 66,855.82

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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.