Home / 231,390.59-346,998.28-126,152.27

Finding the Fourth Proportional to 231,390.59, 346,998.28 and 126,152.27

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Solution

The fourth proportional to 231,390.59, 346,998.28 and 126,152.27 is: 189,180.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,390.59 : 346,998.28 = 126,152.27 : x
  2. Step 2: Convert to fraction form
    231,390.59/346,998.28 = 126,152.27/x
  3. Step 3: Cross multiply
    231,390.59x = 346,998.28 × 126,152.27
  4. Step 4: Simplify right side
    231,390.59x = 43,774,618,657.72
  5. Step 5: Solve for x
    x = 43,774,618,657.72/231,390.59
  6. Step 6: Final answer
    x = 189,180.64

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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.