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Finding the Fourth Proportional to 171,220.49, 236,279.72 and 94,737.59

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Solution

The fourth proportional to 171,220.49, 236,279.72 and 94,737.59 is: 130,735.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,220.49 : 236,279.72 = 94,737.59 : x
  2. Step 2: Convert to fraction form
    171,220.49/236,279.72 = 94,737.59/x
  3. Step 3: Cross multiply
    171,220.49x = 236,279.72 × 94,737.59
  4. Step 4: Simplify right side
    171,220.49x = 22,384,569,583.59
  5. Step 5: Solve for x
    x = 22,384,569,583.59/171,220.49
  6. Step 6: Final answer
    x = 130,735.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.