Home / 148,301.84-222,498.12-43,121.72

Finding the Fourth Proportional to 148,301.84, 222,498.12 and 43,121.72

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Solution

The fourth proportional to 148,301.84, 222,498.12 and 43,121.72 is: 64,695.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,301.84 : 222,498.12 = 43,121.72 : x
  2. Step 2: Convert to fraction form
    148,301.84/222,498.12 = 43,121.72/x
  3. Step 3: Cross multiply
    148,301.84x = 222,498.12 × 43,121.72
  4. Step 4: Simplify right side
    148,301.84x = 9,594,501,631.17
  5. Step 5: Solve for x
    x = 9,594,501,631.17/148,301.84
  6. Step 6: Final answer
    x = 64,695.77

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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.