Home / 231,056.28-346,560.48-156,654.36

Finding the Fourth Proportional to 231,056.28, 346,560.48 and 156,654.36

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Solution

The fourth proportional to 231,056.28, 346,560.48 and 156,654.36 is: 234,965.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,056.28 : 346,560.48 = 156,654.36 : x
  2. Step 2: Convert to fraction form
    231,056.28/346,560.48 = 156,654.36/x
  3. Step 3: Cross multiply
    231,056.28x = 346,560.48 × 156,654.36
  4. Step 4: Simplify right side
    231,056.28x = 54,290,210,195.69
  5. Step 5: Solve for x
    x = 54,290,210,195.69/231,056.28
  6. Step 6: Final answer
    x = 234,965.31

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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.