Home / 76,165.14-114,275.07-34,041.72

Finding the Fourth Proportional to 76,165.14, 114,275.07 and 34,041.72

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Solution

The fourth proportional to 76,165.14, 114,275.07 and 34,041.72 is: 51,074.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,165.14 : 114,275.07 = 34,041.72 : x
  2. Step 2: Convert to fraction form
    76,165.14/114,275.07 = 34,041.72/x
  3. Step 3: Cross multiply
    76,165.14x = 114,275.07 × 34,041.72
  4. Step 4: Simplify right side
    76,165.14x = 3,890,119,935.92
  5. Step 5: Solve for x
    x = 3,890,119,935.92/76,165.14
  6. Step 6: Final answer
    x = 51,074.81

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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.