Home / 187,338.32-279,672.10-180,775.76

Finding the Fourth Proportional to 187,338.32, 279,672.10 and 180,775.76

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Solution

The fourth proportional to 187,338.32, 279,672.10 and 180,775.76 is: 269,875.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,338.32 : 279,672.10 = 180,775.76 : x
  2. Step 2: Convert to fraction form
    187,338.32/279,672.10 = 180,775.76/x
  3. Step 3: Cross multiply
    187,338.32x = 279,672.10 × 180,775.76
  4. Step 4: Simplify right side
    187,338.32x = 50,557,936,428.30
  5. Step 5: Solve for x
    x = 50,557,936,428.30/187,338.32
  6. Step 6: Final answer
    x = 269,875.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.