Home / 75,549.60-113,324.40-26,301.60

Finding the Fourth Proportional to 75,549.60, 113,324.40 and 26,301.60

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Solution

The fourth proportional to 75,549.60, 113,324.40 and 26,301.60 is: 39,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,549.60 : 113,324.40 = 26,301.60 : x
  2. Step 2: Convert to fraction form
    75,549.60/113,324.40 = 26,301.60/x
  3. Step 3: Cross multiply
    75,549.60x = 113,324.40 × 26,301.60
  4. Step 4: Simplify right side
    75,549.60x = 2,980,613,039.04
  5. Step 5: Solve for x
    x = 2,980,613,039.04/75,549.60
  6. Step 6: Final answer
    x = 39,452.40

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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.