Home / 109,247.01-150,763.74-61,502.10

Finding the Fourth Proportional to 109,247.01, 150,763.74 and 61,502.10

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Solution

The fourth proportional to 109,247.01, 150,763.74 and 61,502.10 is: 84,874.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,247.01 : 150,763.74 = 61,502.10 : x
  2. Step 2: Convert to fraction form
    109,247.01/150,763.74 = 61,502.10/x
  3. Step 3: Cross multiply
    109,247.01x = 150,763.74 × 61,502.10
  4. Step 4: Simplify right side
    109,247.01x = 9,272,286,613.85
  5. Step 5: Solve for x
    x = 9,272,286,613.85/109,247.01
  6. Step 6: Final answer
    x = 84,874.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.