Home / 148,157.12-222,271.04-48,317.39

Finding the Fourth Proportional to 148,157.12, 222,271.04 and 48,317.39

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Solution

The fourth proportional to 148,157.12, 222,271.04 and 48,317.39 is: 72,487.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,157.12 : 222,271.04 = 48,317.39 : x
  2. Step 2: Convert to fraction form
    148,157.12/222,271.04 = 48,317.39/x
  3. Step 3: Cross multiply
    148,157.12x = 222,271.04 × 48,317.39
  4. Step 4: Simplify right side
    148,157.12x = 10,739,557,201.86
  5. Step 5: Solve for x
    x = 10,739,557,201.86/148,157.12
  6. Step 6: Final answer
    x = 72,487.62

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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.