Home / 74,082.48-102,233.10-40,090.24

Finding the Fourth Proportional to 74,082.48, 102,233.10 and 40,090.24

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Solution

The fourth proportional to 74,082.48, 102,233.10 and 40,090.24 is: 55,324.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,082.48 : 102,233.10 = 40,090.24 : x
  2. Step 2: Convert to fraction form
    74,082.48/102,233.10 = 40,090.24/x
  3. Step 3: Cross multiply
    74,082.48x = 102,233.10 × 40,090.24
  4. Step 4: Simplify right side
    74,082.48x = 4,098,549,514.94
  5. Step 5: Solve for x
    x = 4,098,549,514.94/74,082.48
  6. Step 6: Final answer
    x = 55,324.14

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1.5x scale

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.