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Finding the Fourth Proportional to 148,647.80, 222,626.10 and 101,646.20

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Solution

The fourth proportional to 148,647.80, 222,626.10 and 101,646.20 is: 152,232.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,647.80 : 222,626.10 = 101,646.20 : x
  2. Step 2: Convert to fraction form
    148,647.80/222,626.10 = 101,646.20/x
  3. Step 3: Cross multiply
    148,647.80x = 222,626.10 × 101,646.20
  4. Step 4: Simplify right side
    148,647.80x = 22,629,097,085.82
  5. Step 5: Solve for x
    x = 22,629,097,085.82/148,647.80
  6. Step 6: Final answer
    x = 152,232.98

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1.5x scale

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.