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Finding the Fourth Proportional to 239,237.43, 358,844.21 and 89,466.71

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Solution

The fourth proportional to 239,237.43, 358,844.21 and 89,466.71 is: 134,195.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,237.43 : 358,844.21 = 89,466.71 : x
  2. Step 2: Convert to fraction form
    239,237.43/358,844.21 = 89,466.71/x
  3. Step 3: Cross multiply
    239,237.43x = 358,844.21 × 89,466.71
  4. Step 4: Simplify right side
    239,237.43x = 32,104,610,871.25
  5. Step 5: Solve for x
    x = 32,104,610,871.25/239,237.43
  6. Step 6: Final answer
    x = 134,195.60

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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.