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Finding the Fourth Proportional to 283,548.29, 425,322.44 and 83,853.12

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Solution

The fourth proportional to 283,548.29, 425,322.44 and 83,853.12 is: 125,779.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,548.29 : 425,322.44 = 83,853.12 : x
  2. Step 2: Convert to fraction form
    283,548.29/425,322.44 = 83,853.12/x
  3. Step 3: Cross multiply
    283,548.29x = 425,322.44 × 83,853.12
  4. Step 4: Simplify right side
    283,548.29x = 35,664,613,180.75
  5. Step 5: Solve for x
    x = 35,664,613,180.75/283,548.29
  6. Step 6: Final answer
    x = 125,779.68

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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.