Home / 146,356.40-219,793.80-113,157.20

Finding the Fourth Proportional to 146,356.40, 219,793.80 and 113,157.20

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Solution

The fourth proportional to 146,356.40, 219,793.80 and 113,157.20 is: 169,936.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,356.40 : 219,793.80 = 113,157.20 : x
  2. Step 2: Convert to fraction form
    146,356.40/219,793.80 = 113,157.20/x
  3. Step 3: Cross multiply
    146,356.40x = 219,793.80 × 113,157.20
  4. Step 4: Simplify right side
    146,356.40x = 24,871,250,985.36
  5. Step 5: Solve for x
    x = 24,871,250,985.36/146,356.40
  6. Step 6: Final answer
    x = 169,936.20

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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.