Home / 75,784.98-113,686.25-25,188.53

Finding the Fourth Proportional to 75,784.98, 113,686.25 and 25,188.53

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Solution

The fourth proportional to 75,784.98, 113,686.25 and 25,188.53 is: 37,785.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,784.98 : 113,686.25 = 25,188.53 : x
  2. Step 2: Convert to fraction form
    75,784.98/113,686.25 = 25,188.53/x
  3. Step 3: Cross multiply
    75,784.98x = 113,686.25 × 25,188.53
  4. Step 4: Simplify right side
    75,784.98x = 2,863,588,824.34
  5. Step 5: Solve for x
    x = 2,863,588,824.34/75,784.98
  6. Step 6: Final answer
    x = 37,785.70

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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.