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Finding the Fourth Proportional to 146,597.40, 219,867.30 and 48,101.40

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Solution

The fourth proportional to 146,597.40, 219,867.30 and 48,101.40 is: 72,142.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,597.40 : 219,867.30 = 48,101.40 : x
  2. Step 2: Convert to fraction form
    146,597.40/219,867.30 = 48,101.40/x
  3. Step 3: Cross multiply
    146,597.40x = 219,867.30 × 48,101.40
  4. Step 4: Simplify right side
    146,597.40x = 10,575,924,944.22
  5. Step 5: Solve for x
    x = 10,575,924,944.22/146,597.40
  6. Step 6: Final answer
    x = 72,142.65

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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.