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Finding the Fourth Proportional to 148,051.70, 222,250.35 and 84,922.10

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Solution

The fourth proportional to 148,051.70, 222,250.35 and 84,922.10 is: 127,482.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,051.70 : 222,250.35 = 84,922.10 : x
  2. Step 2: Convert to fraction form
    148,051.70/222,250.35 = 84,922.10/x
  3. Step 3: Cross multiply
    148,051.70x = 222,250.35 × 84,922.10
  4. Step 4: Simplify right side
    148,051.70x = 18,873,966,447.74
  5. Step 5: Solve for x
    x = 18,873,966,447.74/148,051.70
  6. Step 6: Final answer
    x = 127,482.27

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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.