Home / 54,531.90-75,254.54-33,311.15

Finding the Fourth Proportional to 54,531.90, 75,254.54 and 33,311.15

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Solution

The fourth proportional to 54,531.90, 75,254.54 and 33,311.15 is: 45,969.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,531.90 : 75,254.54 = 33,311.15 : x
  2. Step 2: Convert to fraction form
    54,531.90/75,254.54 = 33,311.15/x
  3. Step 3: Cross multiply
    54,531.90x = 75,254.54 × 33,311.15
  4. Step 4: Simplify right side
    54,531.90x = 2,506,815,009.50
  5. Step 5: Solve for x
    x = 2,506,815,009.50/54,531.90
  6. Step 6: Final answer
    x = 45,969.70

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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.