Home / 243,489.32-336,008.82-136,060.24

Finding the Fourth Proportional to 243,489.32, 336,008.82 and 136,060.24

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Solution

The fourth proportional to 243,489.32, 336,008.82 and 136,060.24 is: 187,759.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,489.32 : 336,008.82 = 136,060.24 : x
  2. Step 2: Convert to fraction form
    243,489.32/336,008.82 = 136,060.24/x
  3. Step 3: Cross multiply
    243,489.32x = 336,008.82 × 136,060.24
  4. Step 4: Simplify right side
    243,489.32x = 45,717,439,596.18
  5. Step 5: Solve for x
    x = 45,717,439,596.18/243,489.32
  6. Step 6: Final answer
    x = 187,759.53

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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.