Home / 238,700.57-329,407.76-131,277.41

Finding the Fourth Proportional to 238,700.57, 329,407.76 and 131,277.41

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Solution

The fourth proportional to 238,700.57, 329,407.76 and 131,277.41 is: 181,163.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,700.57 : 329,407.76 = 131,277.41 : x
  2. Step 2: Convert to fraction form
    238,700.57/329,407.76 = 131,277.41/x
  3. Step 3: Cross multiply
    238,700.57x = 329,407.76 × 131,277.41
  4. Step 4: Simplify right side
    238,700.57x = 43,243,797,483.14
  5. Step 5: Solve for x
    x = 43,243,797,483.14/238,700.57
  6. Step 6: Final answer
    x = 181,163.36

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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.