Home / 148,473.28-222,722.40-48,631.36

Finding the Fourth Proportional to 148,473.28, 222,722.40 and 48,631.36

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Solution

The fourth proportional to 148,473.28, 222,722.40 and 48,631.36 is: 72,951.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,473.28 : 222,722.40 = 48,631.36 : x
  2. Step 2: Convert to fraction form
    148,473.28/222,722.40 = 48,631.36/x
  3. Step 3: Cross multiply
    148,473.28x = 222,722.40 × 48,631.36
  4. Step 4: Simplify right side
    148,473.28x = 10,831,293,214.46
  5. Step 5: Solve for x
    x = 10,831,293,214.46/148,473.28
  6. Step 6: Final answer
    x = 72,951.13

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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.