Home / 72,830.04-109,247.76-26,082.84

Finding the Fourth Proportional to 72,830.04, 109,247.76 and 26,082.84

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Solution

The fourth proportional to 72,830.04, 109,247.76 and 26,082.84 is: 39,125.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,830.04 : 109,247.76 = 26,082.84 : x
  2. Step 2: Convert to fraction form
    72,830.04/109,247.76 = 26,082.84/x
  3. Step 3: Cross multiply
    72,830.04x = 109,247.76 × 26,082.84
  4. Step 4: Simplify right side
    72,830.04x = 2,849,491,844.44
  5. Step 5: Solve for x
    x = 2,849,491,844.44/72,830.04
  6. Step 6: Final answer
    x = 39,125.23

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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.