Home / 51,416.46-77,072.19-29,182.86

Finding the Fourth Proportional to 51,416.46, 77,072.19 and 29,182.86

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Solution

The fourth proportional to 51,416.46, 77,072.19 and 29,182.86 is: 43,744.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,416.46 : 77,072.19 = 29,182.86 : x
  2. Step 2: Convert to fraction form
    51,416.46/77,072.19 = 29,182.86/x
  3. Step 3: Cross multiply
    51,416.46x = 77,072.19 × 29,182.86
  4. Step 4: Simplify right side
    51,416.46x = 2,249,186,930.66
  5. Step 5: Solve for x
    x = 2,249,186,930.66/51,416.46
  6. Step 6: Final answer
    x = 43,744.49

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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.