Home / 75,348.83-113,040.49-32,661.40

Finding the Fourth Proportional to 75,348.83, 113,040.49 and 32,661.40

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Solution

The fourth proportional to 75,348.83, 113,040.49 and 32,661.40 is: 48,999.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,348.83 : 113,040.49 = 32,661.40 : x
  2. Step 2: Convert to fraction form
    75,348.83/113,040.49 = 32,661.40/x
  3. Step 3: Cross multiply
    75,348.83x = 113,040.49 × 32,661.40
  4. Step 4: Simplify right side
    75,348.83x = 3,692,060,795.09
  5. Step 5: Solve for x
    x = 3,692,060,795.09/75,348.83
  6. Step 6: Final answer
    x = 48,999.58

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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.