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Finding the Fourth Proportional to 239,284.08, 358,933.08 and 89,495.79

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Solution

The fourth proportional to 239,284.08, 358,933.08 and 89,495.79 is: 134,246.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,284.08 : 358,933.08 = 89,495.79 : x
  2. Step 2: Convert to fraction form
    239,284.08/358,933.08 = 89,495.79/x
  3. Step 3: Cross multiply
    239,284.08x = 358,933.08 × 89,495.79
  4. Step 4: Simplify right side
    239,284.08x = 32,122,999,551.73
  5. Step 5: Solve for x
    x = 32,122,999,551.73/239,284.08
  6. Step 6: Final answer
    x = 134,246.29

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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.