Home / 276,545.10-414,526.05-108,000.30

Finding the Fourth Proportional to 276,545.10, 414,526.05 and 108,000.30

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Solution

The fourth proportional to 276,545.10, 414,526.05 and 108,000.30 is: 161,886.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,545.10 : 414,526.05 = 108,000.30 : x
  2. Step 2: Convert to fraction form
    276,545.10/414,526.05 = 108,000.30/x
  3. Step 3: Cross multiply
    276,545.10x = 414,526.05 × 108,000.30
  4. Step 4: Simplify right side
    276,545.10x = 44,768,937,757.82
  5. Step 5: Solve for x
    x = 44,768,937,757.82/276,545.10
  6. Step 6: Final answer
    x = 161,886.57

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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.