Home / 76,320.52-114,546.66-52,963.36

Finding the Fourth Proportional to 76,320.52, 114,546.66 and 52,963.36

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Solution

The fourth proportional to 76,320.52, 114,546.66 and 52,963.36 is: 79,490.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,320.52 : 114,546.66 = 52,963.36 : x
  2. Step 2: Convert to fraction form
    76,320.52/114,546.66 = 52,963.36/x
  3. Step 3: Cross multiply
    76,320.52x = 114,546.66 × 52,963.36
  4. Step 4: Simplify right side
    76,320.52x = 6,066,775,990.38
  5. Step 5: Solve for x
    x = 6,066,775,990.38/76,320.52
  6. Step 6: Final answer
    x = 79,490.76

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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.