Home / 243,677.43-336,273.93-136,247.13

Finding the Fourth Proportional to 243,677.43, 336,273.93 and 136,247.13

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Solution

The fourth proportional to 243,677.43, 336,273.93 and 136,247.13 is: 188,020.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,677.43 : 336,273.93 = 136,247.13 : x
  2. Step 2: Convert to fraction form
    243,677.43/336,273.93 = 136,247.13/x
  3. Step 3: Cross multiply
    243,677.43x = 336,273.93 × 136,247.13
  4. Step 4: Simplify right side
    243,677.43x = 45,816,357,856.32
  5. Step 5: Solve for x
    x = 45,816,357,856.32/243,677.43
  6. Step 6: Final answer
    x = 188,020.52

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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.