Home / 148,276.16-222,436.96-49,803.20

Finding the Fourth Proportional to 148,276.16, 222,436.96 and 49,803.20

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Solution

The fourth proportional to 148,276.16, 222,436.96 and 49,803.20 is: 74,712.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,276.16 : 222,436.96 = 49,803.20 : x
  2. Step 2: Convert to fraction form
    148,276.16/222,436.96 = 49,803.20/x
  3. Step 3: Cross multiply
    148,276.16x = 222,436.96 × 49,803.20
  4. Step 4: Simplify right side
    148,276.16x = 11,078,072,406.27
  5. Step 5: Solve for x
    x = 11,078,072,406.27/148,276.16
  6. Step 6: Final answer
    x = 74,712.43

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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.