Home / 117,651.18-176,377.64-51,041.19

Finding the Fourth Proportional to 117,651.18, 176,377.64 and 51,041.19

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Solution

The fourth proportional to 117,651.18, 176,377.64 and 51,041.19 is: 76,518.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,651.18 : 176,377.64 = 51,041.19 : x
  2. Step 2: Convert to fraction form
    117,651.18/176,377.64 = 51,041.19/x
  3. Step 3: Cross multiply
    117,651.18x = 176,377.64 × 51,041.19
  4. Step 4: Simplify right side
    117,651.18x = 9,002,524,379.79
  5. Step 5: Solve for x
    x = 9,002,524,379.79/117,651.18
  6. Step 6: Final answer
    x = 76,518.78

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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.