Home / 82,892.64-114,330.09-64,951.95

Finding the Fourth Proportional to 82,892.64, 114,330.09 and 64,951.95

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Solution

The fourth proportional to 82,892.64, 114,330.09 and 64,951.95 is: 89,585.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,892.64 : 114,330.09 = 64,951.95 : x
  2. Step 2: Convert to fraction form
    82,892.64/114,330.09 = 64,951.95/x
  3. Step 3: Cross multiply
    82,892.64x = 114,330.09 × 64,951.95
  4. Step 4: Simplify right side
    82,892.64x = 7,425,962,289.18
  5. Step 5: Solve for x
    x = 7,425,962,289.18/82,892.64
  6. Step 6: Final answer
    x = 89,585.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.