Home / 148,238.19-222,392.70-48,398.58

Finding the Fourth Proportional to 148,238.19, 222,392.70 and 48,398.58

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Solution

The fourth proportional to 148,238.19, 222,392.70 and 48,398.58 is: 72,609.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,238.19 : 222,392.70 = 48,398.58 : x
  2. Step 2: Convert to fraction form
    148,238.19/222,392.70 = 48,398.58/x
  3. Step 3: Cross multiply
    148,238.19x = 222,392.70 × 48,398.58
  4. Step 4: Simplify right side
    148,238.19x = 10,763,490,882.37
  5. Step 5: Solve for x
    x = 10,763,490,882.37/148,238.19
  6. Step 6: Final answer
    x = 72,609.43

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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.