Home / 72,864.06-109,299.99-22,948.05

Finding the Fourth Proportional to 72,864.06, 109,299.99 and 22,948.05

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Solution

The fourth proportional to 72,864.06, 109,299.99 and 22,948.05 is: 34,423.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,864.06 : 109,299.99 = 22,948.05 : x
  2. Step 2: Convert to fraction form
    72,864.06/109,299.99 = 22,948.05/x
  3. Step 3: Cross multiply
    72,864.06x = 109,299.99 × 22,948.05
  4. Step 4: Simplify right side
    72,864.06x = 2,508,221,311.70
  5. Step 5: Solve for x
    x = 2,508,221,311.70/72,864.06
  6. Step 6: Final answer
    x = 34,423.30

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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.