Home / 76,488.27-114,693-34,332.22

Finding the Fourth Proportional to 76,488.27, 114,693 and 34,332.22

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Solution

The fourth proportional to 76,488.27, 114,693 and 34,332.22 is: 51,480.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,488.27 : 114,693 = 34,332.22 : x
  2. Step 2: Convert to fraction form
    76,488.27/114,693 = 34,332.22/x
  3. Step 3: Cross multiply
    76,488.27x = 114,693 × 34,332.22
  4. Step 4: Simplify right side
    76,488.27x = 3,937,665,308.46
  5. Step 5: Solve for x
    x = 3,937,665,308.46/76,488.27
  6. Step 6: Final answer
    x = 51,480.64

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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.