Home / 117,464.62-176,195.36-28,718.89

Finding the Fourth Proportional to 117,464.62, 176,195.36 and 28,718.89

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Solution

The fourth proportional to 117,464.62, 176,195.36 and 28,718.89 is: 43,077.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,464.62 : 176,195.36 = 28,718.89 : x
  2. Step 2: Convert to fraction form
    117,464.62/176,195.36 = 28,718.89/x
  3. Step 3: Cross multiply
    117,464.62x = 176,195.36 × 28,718.89
  4. Step 4: Simplify right side
    117,464.62x = 5,060,135,018.76
  5. Step 5: Solve for x
    x = 5,060,135,018.76/117,464.62
  6. Step 6: Final answer
    x = 43,077.95

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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.