Home / 227,642.15-341,500.28-85,498.49

Finding the Fourth Proportional to 227,642.15, 341,500.28 and 85,498.49

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Solution

The fourth proportional to 227,642.15, 341,500.28 and 85,498.49 is: 128,261.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,642.15 : 341,500.28 = 85,498.49 : x
  2. Step 2: Convert to fraction form
    227,642.15/341,500.28 = 85,498.49/x
  3. Step 3: Cross multiply
    227,642.15x = 341,500.28 × 85,498.49
  4. Step 4: Simplify right side
    227,642.15x = 29,197,756,139.58
  5. Step 5: Solve for x
    x = 29,197,756,139.58/227,642.15
  6. Step 6: Final answer
    x = 128,261.65

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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.