Home / 276,876.24-415,314.36-158,465.04

Finding the Fourth Proportional to 276,876.24, 415,314.36 and 158,465.04

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Solution

The fourth proportional to 276,876.24, 415,314.36 and 158,465.04 is: 237,697.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,876.24 : 415,314.36 = 158,465.04 : x
  2. Step 2: Convert to fraction form
    276,876.24/415,314.36 = 158,465.04/x
  3. Step 3: Cross multiply
    276,876.24x = 415,314.36 × 158,465.04
  4. Step 4: Simplify right side
    276,876.24x = 65,812,806,669.97
  5. Step 5: Solve for x
    x = 65,812,806,669.97/276,876.24
  6. Step 6: Final answer
    x = 237,697.56

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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.