Home / 233,347.95-321,995.52-131,371.56

Finding the Fourth Proportional to 233,347.95, 321,995.52 and 131,371.56

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Solution

The fourth proportional to 233,347.95, 321,995.52 and 131,371.56 is: 181,278.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,347.95 : 321,995.52 = 131,371.56 : x
  2. Step 2: Convert to fraction form
    233,347.95/321,995.52 = 131,371.56/x
  3. Step 3: Cross multiply
    233,347.95x = 321,995.52 × 131,371.56
  4. Step 4: Simplify right side
    233,347.95x = 42,301,053,775.41
  5. Step 5: Solve for x
    x = 42,301,053,775.41/233,347.95
  6. Step 6: Final answer
    x = 181,278.87

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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.