Home / 54,072.04-81,108.04-39,374.49

Finding the Fourth Proportional to 54,072.04, 81,108.04 and 39,374.49

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Solution

The fourth proportional to 54,072.04, 81,108.04 and 39,374.49 is: 59,061.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,072.04 : 81,108.04 = 39,374.49 : x
  2. Step 2: Convert to fraction form
    54,072.04/81,108.04 = 39,374.49/x
  3. Step 3: Cross multiply
    54,072.04x = 81,108.04 × 39,374.49
  4. Step 4: Simplify right side
    54,072.04x = 3,193,587,643.95
  5. Step 5: Solve for x
    x = 3,193,587,643.95/54,072.04
  6. Step 6: Final answer
    x = 59,061.72

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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.