Home / 54,344.86-75,000.25-30,148.21

Finding the Fourth Proportional to 54,344.86, 75,000.25 and 30,148.21

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Solution

The fourth proportional to 54,344.86, 75,000.25 and 30,148.21 is: 41,606.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,344.86 : 75,000.25 = 30,148.21 : x
  2. Step 2: Convert to fraction form
    54,344.86/75,000.25 = 30,148.21/x
  3. Step 3: Cross multiply
    54,344.86x = 75,000.25 × 30,148.21
  4. Step 4: Simplify right side
    54,344.86x = 2,261,123,024.18
  5. Step 5: Solve for x
    x = 2,261,123,024.18/54,344.86
  6. Step 6: Final answer
    x = 41,606.94

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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.