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Finding the Fourth Proportional to 148,273.60, 222,264.60 and 73,405.30

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Solution

The fourth proportional to 148,273.60, 222,264.60 and 73,405.30 is: 110,035.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,273.60 : 222,264.60 = 73,405.30 : x
  2. Step 2: Convert to fraction form
    148,273.60/222,264.60 = 73,405.30/x
  3. Step 3: Cross multiply
    148,273.60x = 222,264.60 × 73,405.30
  4. Step 4: Simplify right side
    148,273.60x = 16,315,399,642.38
  5. Step 5: Solve for x
    x = 16,315,399,642.38/148,273.60
  6. Step 6: Final answer
    x = 110,035.77

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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.