Home / 76,155.39-114,260.42-34,031.95

Finding the Fourth Proportional to 76,155.39, 114,260.42 and 34,031.95

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Solution

The fourth proportional to 76,155.39, 114,260.42 and 34,031.95 is: 51,060.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,155.39 : 114,260.42 = 34,031.95 : x
  2. Step 2: Convert to fraction form
    76,155.39/114,260.42 = 34,031.95/x
  3. Step 3: Cross multiply
    76,155.39x = 114,260.42 × 34,031.95
  4. Step 4: Simplify right side
    76,155.39x = 3,888,504,699.85
  5. Step 5: Solve for x
    x = 3,888,504,699.85/76,155.39
  6. Step 6: Final answer
    x = 51,060.14

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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.