Home / 238,494.15-329,106.01-131,061.87

Finding the Fourth Proportional to 238,494.15, 329,106.01 and 131,061.87

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Solution

The fourth proportional to 238,494.15, 329,106.01 and 131,061.87 is: 180,856.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,494.15 : 329,106.01 = 131,061.87 : x
  2. Step 2: Convert to fraction form
    238,494.15/329,106.01 = 131,061.87/x
  3. Step 3: Cross multiply
    238,494.15x = 329,106.01 × 131,061.87
  4. Step 4: Simplify right side
    238,494.15x = 43,133,249,098.84
  5. Step 5: Solve for x
    x = 43,133,249,098.84/238,494.15
  6. Step 6: Final answer
    x = 180,856.63

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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.