Home / 76,087.59-114,069.51-31,747.38

Finding the Fourth Proportional to 76,087.59, 114,069.51 and 31,747.38

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Solution

The fourth proportional to 76,087.59, 114,069.51 and 31,747.38 is: 47,595.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,087.59 : 114,069.51 = 31,747.38 : x
  2. Step 2: Convert to fraction form
    76,087.59/114,069.51 = 31,747.38/x
  3. Step 3: Cross multiply
    76,087.59x = 114,069.51 × 31,747.38
  4. Step 4: Simplify right side
    76,087.59x = 3,621,408,080.38
  5. Step 5: Solve for x
    x = 3,621,408,080.38/76,087.59
  6. Step 6: Final answer
    x = 47,595.25

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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.