Home / 148,442.20-222,690.30-48,574.60

Finding the Fourth Proportional to 148,442.20, 222,690.30 and 48,574.60

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Solution

The fourth proportional to 148,442.20, 222,690.30 and 48,574.60 is: 72,870.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,442.20 : 222,690.30 = 48,574.60 : x
  2. Step 2: Convert to fraction form
    148,442.20/222,690.30 = 48,574.60/x
  3. Step 3: Cross multiply
    148,442.20x = 222,690.30 × 48,574.60
  4. Step 4: Simplify right side
    148,442.20x = 10,817,092,246.38
  5. Step 5: Solve for x
    x = 10,817,092,246.38/148,442.20
  6. Step 6: Final answer
    x = 72,870.74

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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.