Home / 57,884.24-79,793.16-45,287.12

Finding the Fourth Proportional to 57,884.24, 79,793.16 and 45,287.12

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Solution

The fourth proportional to 57,884.24, 79,793.16 and 45,287.12 is: 62,428.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,884.24 : 79,793.16 = 45,287.12 : x
  2. Step 2: Convert to fraction form
    57,884.24/79,793.16 = 45,287.12/x
  3. Step 3: Cross multiply
    57,884.24x = 79,793.16 × 45,287.12
  4. Step 4: Simplify right side
    57,884.24x = 3,613,602,412.10
  5. Step 5: Solve for x
    x = 3,613,602,412.10/57,884.24
  6. Step 6: Final answer
    x = 62,428.09

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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.