Home / 75,373.49-113,072.53-25,456.58

Finding the Fourth Proportional to 75,373.49, 113,072.53 and 25,456.58

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Solution

The fourth proportional to 75,373.49, 113,072.53 and 25,456.58 is: 38,189.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,373.49 : 113,072.53 = 25,456.58 : x
  2. Step 2: Convert to fraction form
    75,373.49/113,072.53 = 25,456.58/x
  3. Step 3: Cross multiply
    75,373.49x = 113,072.53 × 25,456.58
  4. Step 4: Simplify right side
    75,373.49x = 2,878,439,905.75
  5. Step 5: Solve for x
    x = 2,878,439,905.75/75,373.49
  6. Step 6: Final answer
    x = 38,189.02

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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.