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Finding the Fourth Proportional to 240,366.50, 331,692.72 and 132,930.26

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Solution

The fourth proportional to 240,366.50, 331,692.72 and 132,930.26 is: 183,436.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,366.50 : 331,692.72 = 132,930.26 : x
  2. Step 2: Convert to fraction form
    240,366.50/331,692.72 = 132,930.26/x
  3. Step 3: Cross multiply
    240,366.50x = 331,692.72 × 132,930.26
  4. Step 4: Simplify right side
    240,366.50x = 44,091,999,509.71
  5. Step 5: Solve for x
    x = 44,091,999,509.71/240,366.50
  6. Step 6: Final answer
    x = 183,436.54

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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.