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Finding the Fourth Proportional to 239,411.70, 359,117.49 and 61,936.62

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Solution

The fourth proportional to 239,411.70, 359,117.49 and 61,936.62 is: 92,904.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,411.70 : 359,117.49 = 61,936.62 : x
  2. Step 2: Convert to fraction form
    239,411.70/359,117.49 = 61,936.62/x
  3. Step 3: Cross multiply
    239,411.70x = 359,117.49 × 61,936.62
  4. Step 4: Simplify right side
    239,411.70x = 22,242,523,513.48
  5. Step 5: Solve for x
    x = 22,242,523,513.48/239,411.70
  6. Step 6: Final answer
    x = 92,904.91

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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.