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Finding the Fourth Proportional to 239,063.22, 358,592.40 and 61,569.54

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Solution

The fourth proportional to 239,063.22, 358,592.40 and 61,569.54 is: 92,353.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,063.22 : 358,592.40 = 61,569.54 : x
  2. Step 2: Convert to fraction form
    239,063.22/358,592.40 = 61,569.54/x
  3. Step 3: Cross multiply
    239,063.22x = 358,592.40 × 61,569.54
  4. Step 4: Simplify right side
    239,063.22x = 22,078,369,115.50
  5. Step 5: Solve for x
    x = 22,078,369,115.50/239,063.22
  6. Step 6: Final answer
    x = 92,353.68

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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.