Home / 146,436.40-219,913.80-113,237.20

Finding the Fourth Proportional to 146,436.40, 219,913.80 and 113,237.20

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Solution

The fourth proportional to 146,436.40, 219,913.80 and 113,237.20 is: 170,056.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,436.40 : 219,913.80 = 113,237.20 : x
  2. Step 2: Convert to fraction form
    146,436.40/219,913.80 = 113,237.20/x
  3. Step 3: Cross multiply
    146,436.40x = 219,913.80 × 113,237.20
  4. Step 4: Simplify right side
    146,436.40x = 24,902,422,953.36
  5. Step 5: Solve for x
    x = 24,902,422,953.36/146,436.40
  6. Step 6: Final answer
    x = 170,056.24

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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.