Home / 55,294.69-76,306.62-30,144.19

Finding the Fourth Proportional to 55,294.69, 76,306.62 and 30,144.19

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Solution

The fourth proportional to 55,294.69, 76,306.62 and 30,144.19 is: 41,598.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,294.69 : 76,306.62 = 30,144.19 : x
  2. Step 2: Convert to fraction form
    55,294.69/76,306.62 = 30,144.19/x
  3. Step 3: Cross multiply
    55,294.69x = 76,306.62 × 30,144.19
  4. Step 4: Simplify right side
    55,294.69x = 2,300,201,251.54
  5. Step 5: Solve for x
    x = 2,300,201,251.54/55,294.69
  6. Step 6: Final answer
    x = 41,598.95

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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.