Home / 75,214.85-112,711.37-41,889.02

Finding the Fourth Proportional to 75,214.85, 112,711.37 and 41,889.02

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Solution

The fourth proportional to 75,214.85, 112,711.37 and 41,889.02 is: 62,771.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,214.85 : 112,711.37 = 41,889.02 : x
  2. Step 2: Convert to fraction form
    75,214.85/112,711.37 = 41,889.02/x
  3. Step 3: Cross multiply
    75,214.85x = 112,711.37 × 41,889.02
  4. Step 4: Simplify right side
    75,214.85x = 4,721,368,059.16
  5. Step 5: Solve for x
    x = 4,721,368,059.16/75,214.85
  6. Step 6: Final answer
    x = 62,771.76

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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.