Home / 230,877.74-346,351.24-81,091.63

Finding the Fourth Proportional to 230,877.74, 346,351.24 and 81,091.63

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Solution

The fourth proportional to 230,877.74, 346,351.24 and 81,091.63 is: 121,649.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,877.74 : 346,351.24 = 81,091.63 : x
  2. Step 2: Convert to fraction form
    230,877.74/346,351.24 = 81,091.63/x
  3. Step 3: Cross multiply
    230,877.74x = 346,351.24 × 81,091.63
  4. Step 4: Simplify right side
    230,877.74x = 28,086,185,332.79
  5. Step 5: Solve for x
    x = 28,086,185,332.79/230,877.74
  6. Step 6: Final answer
    x = 121,649.60

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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.