Home / 238,238.11-328,773.76-130,815.06

Finding the Fourth Proportional to 238,238.11, 328,773.76 and 130,815.06

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Solution

The fourth proportional to 238,238.11, 328,773.76 and 130,815.06 is: 180,527.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,238.11 : 328,773.76 = 130,815.06 : x
  2. Step 2: Convert to fraction form
    238,238.11/328,773.76 = 130,815.06/x
  3. Step 3: Cross multiply
    238,238.11x = 328,773.76 × 130,815.06
  4. Step 4: Simplify right side
    238,238.11x = 43,008,560,260.49
  5. Step 5: Solve for x
    x = 43,008,560,260.49/238,238.11
  6. Step 6: Final answer
    x = 180,527.62

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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.