Home / 239,931.90-331,104.51-132,501.06

Finding the Fourth Proportional to 239,931.90, 331,104.51 and 132,501.06

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Solution

The fourth proportional to 239,931.90, 331,104.51 and 132,501.06 is: 182,850.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,931.90 : 331,104.51 = 132,501.06 : x
  2. Step 2: Convert to fraction form
    239,931.90/331,104.51 = 132,501.06/x
  3. Step 3: Cross multiply
    239,931.90x = 331,104.51 × 132,501.06
  4. Step 4: Simplify right side
    239,931.90x = 43,871,698,545.78
  5. Step 5: Solve for x
    x = 43,871,698,545.78/239,931.90
  6. Step 6: Final answer
    x = 182,850.63

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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.