Home / 237,971.89-356,959.07-80,201.71

Finding the Fourth Proportional to 237,971.89, 356,959.07 and 80,201.71

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Solution

The fourth proportional to 237,971.89, 356,959.07 and 80,201.71 is: 120,302.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,971.89 : 356,959.07 = 80,201.71 : x
  2. Step 2: Convert to fraction form
    237,971.89/356,959.07 = 80,201.71/x
  3. Step 3: Cross multiply
    237,971.89x = 356,959.07 × 80,201.71
  4. Step 4: Simplify right side
    237,971.89x = 28,628,728,159.96
  5. Step 5: Solve for x
    x = 28,628,728,159.96/237,971.89
  6. Step 6: Final answer
    x = 120,302.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.