Home / 51,118.56-76,680-16,058.52

Finding the Fourth Proportional to 51,118.56, 76,680 and 16,058.52

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Solution

The fourth proportional to 51,118.56, 76,680 and 16,058.52 is: 24,088.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,118.56 : 76,680 = 16,058.52 : x
  2. Step 2: Convert to fraction form
    51,118.56/76,680 = 16,058.52/x
  3. Step 3: Cross multiply
    51,118.56x = 76,680 × 16,058.52
  4. Step 4: Simplify right side
    51,118.56x = 1,231,367,313.60
  5. Step 5: Solve for x
    x = 1,231,367,313.60/51,118.56
  6. Step 6: Final answer
    x = 24,088.46

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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.