Home / 234,732.32-352,164.12-77,071.52

Finding the Fourth Proportional to 234,732.32, 352,164.12 and 77,071.52

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Solution

The fourth proportional to 234,732.32, 352,164.12 and 77,071.52 is: 115,628.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,732.32 : 352,164.12 = 77,071.52 : x
  2. Step 2: Convert to fraction form
    234,732.32/352,164.12 = 77,071.52/x
  3. Step 3: Cross multiply
    234,732.32x = 352,164.12 × 77,071.52
  4. Step 4: Simplify right side
    234,732.32x = 27,141,824,017.86
  5. Step 5: Solve for x
    x = 27,141,824,017.86/234,732.32
  6. Step 6: Final answer
    x = 115,628.83

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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.