Home / 54,299.95-74,979.57-40,847.89

Finding the Fourth Proportional to 54,299.95, 74,979.57 and 40,847.89

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Solution

The fourth proportional to 54,299.95, 74,979.57 and 40,847.89 is: 56,404.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,299.95 : 74,979.57 = 40,847.89 : x
  2. Step 2: Convert to fraction form
    54,299.95/74,979.57 = 40,847.89/x
  3. Step 3: Cross multiply
    54,299.95x = 74,979.57 × 40,847.89
  4. Step 4: Simplify right side
    54,299.95x = 3,062,757,227.61
  5. Step 5: Solve for x
    x = 3,062,757,227.61/54,299.95
  6. Step 6: Final answer
    x = 56,404.42

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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.