Home / 169,444.09-254,000.88-80,673.76

Finding the Fourth Proportional to 169,444.09, 254,000.88 and 80,673.76

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Solution

The fourth proportional to 169,444.09, 254,000.88 and 80,673.76 is: 120,931.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,444.09 : 254,000.88 = 80,673.76 : x
  2. Step 2: Convert to fraction form
    169,444.09/254,000.88 = 80,673.76/x
  3. Step 3: Cross multiply
    169,444.09x = 254,000.88 × 80,673.76
  4. Step 4: Simplify right side
    169,444.09x = 20,491,206,032.91
  5. Step 5: Solve for x
    x = 20,491,206,032.91/169,444.09
  6. Step 6: Final answer
    x = 120,931.96

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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.