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Finding the Fourth Proportional to 245,326.32, 367,771.32 and 95,531.76

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Solution

The fourth proportional to 245,326.32, 367,771.32 and 95,531.76 is: 143,212.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,326.32 : 367,771.32 = 95,531.76 : x
  2. Step 2: Convert to fraction form
    245,326.32/367,771.32 = 95,531.76/x
  3. Step 3: Cross multiply
    245,326.32x = 367,771.32 × 95,531.76
  4. Step 4: Simplify right side
    245,326.32x = 35,133,841,477.12
  5. Step 5: Solve for x
    x = 35,133,841,477.12/245,326.32
  6. Step 6: Final answer
    x = 143,212.69

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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.