Home / 148,304.91-222,358.94-103,985.36

Finding the Fourth Proportional to 148,304.91, 222,358.94 and 103,985.36

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Solution

The fourth proportional to 148,304.91, 222,358.94 and 103,985.36 is: 155,909.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,304.91 : 222,358.94 = 103,985.36 : x
  2. Step 2: Convert to fraction form
    148,304.91/222,358.94 = 103,985.36/x
  3. Step 3: Cross multiply
    148,304.91x = 222,358.94 × 103,985.36
  4. Step 4: Simplify right side
    148,304.91x = 23,122,073,313.32
  5. Step 5: Solve for x
    x = 23,122,073,313.32/148,304.91
  6. Step 6: Final answer
    x = 155,909.02

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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.