Home / 55,095.43-76,031.40-31,226.62

Finding the Fourth Proportional to 55,095.43, 76,031.40 and 31,226.62

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Solution

The fourth proportional to 55,095.43, 76,031.40 and 31,226.62 is: 43,092.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,095.43 : 76,031.40 = 31,226.62 : x
  2. Step 2: Convert to fraction form
    55,095.43/76,031.40 = 31,226.62/x
  3. Step 3: Cross multiply
    55,095.43x = 76,031.40 × 31,226.62
  4. Step 4: Simplify right side
    55,095.43x = 2,374,203,635.87
  5. Step 5: Solve for x
    x = 2,374,203,635.87/55,095.43
  6. Step 6: Final answer
    x = 43,092.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.