Home / 206,313.48-309,067.38-98,088.84

Finding the Fourth Proportional to 206,313.48, 309,067.38 and 98,088.84

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Solution

The fourth proportional to 206,313.48, 309,067.38 and 98,088.84 is: 146,941.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,313.48 : 309,067.38 = 98,088.84 : x
  2. Step 2: Convert to fraction form
    206,313.48/309,067.38 = 98,088.84/x
  3. Step 3: Cross multiply
    206,313.48x = 309,067.38 × 98,088.84
  4. Step 4: Simplify right side
    206,313.48x = 30,316,060,786.04
  5. Step 5: Solve for x
    x = 30,316,060,786.04/206,313.48
  6. Step 6: Final answer
    x = 146,941.74

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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.