Home / 206,774.20-310,088.40-94,508.20

Finding the Fourth Proportional to 206,774.20, 310,088.40 and 94,508.20

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Solution

The fourth proportional to 206,774.20, 310,088.40 and 94,508.20 is: 141,728.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,774.20 : 310,088.40 = 94,508.20 : x
  2. Step 2: Convert to fraction form
    206,774.20/310,088.40 = 94,508.20/x
  3. Step 3: Cross multiply
    206,774.20x = 310,088.40 × 94,508.20
  4. Step 4: Simplify right side
    206,774.20x = 29,305,896,524.88
  5. Step 5: Solve for x
    x = 29,305,896,524.88/206,774.20
  6. Step 6: Final answer
    x = 141,728.98

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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.