Home / 148,574.72-222,894.89-55,080.47

Finding the Fourth Proportional to 148,574.72, 222,894.89 and 55,080.47

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Solution

The fourth proportional to 148,574.72, 222,894.89 and 55,080.47 is: 82,632.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,574.72 : 222,894.89 = 55,080.47 : x
  2. Step 2: Convert to fraction form
    148,574.72/222,894.89 = 55,080.47/x
  3. Step 3: Cross multiply
    148,574.72x = 222,894.89 × 55,080.47
  4. Step 4: Simplify right side
    148,574.72x = 12,277,155,583.63
  5. Step 5: Solve for x
    x = 12,277,155,583.63/148,574.72
  6. Step 6: Final answer
    x = 82,632.87

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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.