Home / 148,116.80-222,207.60-48,281.60

Finding the Fourth Proportional to 148,116.80, 222,207.60 and 48,281.60

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Solution

The fourth proportional to 148,116.80, 222,207.60 and 48,281.60 is: 72,432.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,116.80 : 222,207.60 = 48,281.60 : x
  2. Step 2: Convert to fraction form
    148,116.80/222,207.60 = 48,281.60/x
  3. Step 3: Cross multiply
    148,116.80x = 222,207.60 × 48,281.60
  4. Step 4: Simplify right side
    148,116.80x = 10,728,538,460.16
  5. Step 5: Solve for x
    x = 10,728,538,460.16/148,116.80
  6. Step 6: Final answer
    x = 72,432.96

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1.5x scale

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.