Home / 54,363.10-81,544.65-49,770.40

Finding the Fourth Proportional to 54,363.10, 81,544.65 and 49,770.40

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Solution

The fourth proportional to 54,363.10, 81,544.65 and 49,770.40 is: 74,655.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,363.10 : 81,544.65 = 49,770.40 : x
  2. Step 2: Convert to fraction form
    54,363.10/81,544.65 = 49,770.40/x
  3. Step 3: Cross multiply
    54,363.10x = 81,544.65 × 49,770.40
  4. Step 4: Simplify right side
    54,363.10x = 4,058,509,848.36
  5. Step 5: Solve for x
    x = 4,058,509,848.36/54,363.10
  6. Step 6: Final answer
    x = 74,655.60

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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.