Home / 117,337.26-176,004.09-28,590.90

Finding the Fourth Proportional to 117,337.26, 176,004.09 and 28,590.90

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Solution

The fourth proportional to 117,337.26, 176,004.09 and 28,590.90 is: 42,885.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,337.26 : 176,004.09 = 28,590.90 : x
  2. Step 2: Convert to fraction form
    117,337.26/176,004.09 = 28,590.90/x
  3. Step 3: Cross multiply
    117,337.26x = 176,004.09 × 28,590.90
  4. Step 4: Simplify right side
    117,337.26x = 5,032,115,336.78
  5. Step 5: Solve for x
    x = 5,032,115,336.78/117,337.26
  6. Step 6: Final answer
    x = 42,885.91

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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.