Home / 148,215.54-222,293.70-53,443.08

Finding the Fourth Proportional to 148,215.54, 222,293.70 and 53,443.08

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Solution

The fourth proportional to 148,215.54, 222,293.70 and 53,443.08 is: 80,153.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,215.54 : 222,293.70 = 53,443.08 : x
  2. Step 2: Convert to fraction form
    148,215.54/222,293.70 = 53,443.08/x
  3. Step 3: Cross multiply
    148,215.54x = 222,293.70 × 53,443.08
  4. Step 4: Simplify right side
    148,215.54x = 11,880,059,992.60
  5. Step 5: Solve for x
    x = 11,880,059,992.60/148,215.54
  6. Step 6: Final answer
    x = 80,153.94

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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.