Home / 148,257.12-222,399.36-48,417.84

Finding the Fourth Proportional to 148,257.12, 222,399.36 and 48,417.84

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Solution

The fourth proportional to 148,257.12, 222,399.36 and 48,417.84 is: 72,631.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,257.12 : 222,399.36 = 48,417.84 : x
  2. Step 2: Convert to fraction form
    148,257.12/222,399.36 = 48,417.84/x
  3. Step 3: Cross multiply
    148,257.12x = 222,399.36 × 48,417.84
  4. Step 4: Simplify right side
    148,257.12x = 10,768,096,628.58
  5. Step 5: Solve for x
    x = 10,768,096,628.58/148,257.12
  6. Step 6: Final answer
    x = 72,631.23

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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.