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Finding the Fourth Proportional to 148,858.60, 223,223.10 and 48,980.20

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Solution

The fourth proportional to 148,858.60, 223,223.10 and 48,980.20 is: 73,448.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,858.60 : 223,223.10 = 48,980.20 : x
  2. Step 2: Convert to fraction form
    148,858.60/223,223.10 = 48,980.20/x
  3. Step 3: Cross multiply
    148,858.60x = 223,223.10 × 48,980.20
  4. Step 4: Simplify right side
    148,858.60x = 10,933,512,082.62
  5. Step 5: Solve for x
    x = 10,933,512,082.62/148,858.60
  6. Step 6: Final answer
    x = 73,448.98

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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.