Home / 55,193.76-76,167-30,043.26

Finding the Fourth Proportional to 55,193.76, 76,167 and 30,043.26

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Solution

The fourth proportional to 55,193.76, 76,167 and 30,043.26 is: 41,459.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,193.76 : 76,167 = 30,043.26 : x
  2. Step 2: Convert to fraction form
    55,193.76/76,167 = 30,043.26/x
  3. Step 3: Cross multiply
    55,193.76x = 76,167 × 30,043.26
  4. Step 4: Simplify right side
    55,193.76x = 2,288,304,984.42
  5. Step 5: Solve for x
    x = 2,288,304,984.42/55,193.76
  6. Step 6: Final answer
    x = 41,459.49

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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.