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Finding the Fourth Proportional to 148,416.40, 222,646.20 and 48,552.40

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Solution

The fourth proportional to 148,416.40, 222,646.20 and 48,552.40 is: 72,835.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,416.40 : 222,646.20 = 48,552.40 : x
  2. Step 2: Convert to fraction form
    148,416.40/222,646.20 = 48,552.40/x
  3. Step 3: Cross multiply
    148,416.40x = 222,646.20 × 48,552.40
  4. Step 4: Simplify right side
    148,416.40x = 10,810,007,360.88
  5. Step 5: Solve for x
    x = 10,810,007,360.88/148,416.40
  6. Step 6: Final answer
    x = 72,835.67

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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.