Home / 148,572.47-222,891.51-55,078.22

Finding the Fourth Proportional to 148,572.47, 222,891.51 and 55,078.22

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Solution

The fourth proportional to 148,572.47, 222,891.51 and 55,078.22 is: 82,629.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,572.47 : 222,891.51 = 55,078.22 : x
  2. Step 2: Convert to fraction form
    148,572.47/222,891.51 = 55,078.22/x
  3. Step 3: Cross multiply
    148,572.47x = 222,891.51 × 55,078.22
  4. Step 4: Simplify right side
    148,572.47x = 12,276,468,181.14
  5. Step 5: Solve for x
    x = 12,276,468,181.14/148,572.47
  6. Step 6: Final answer
    x = 82,629.49

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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.