Home / 118,306.16-177,296.24-51,801.92

Finding the Fourth Proportional to 118,306.16, 177,296.24 and 51,801.92

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Solution

The fourth proportional to 118,306.16, 177,296.24 and 51,801.92 is: 77,631.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,306.16 : 177,296.24 = 51,801.92 : x
  2. Step 2: Convert to fraction form
    118,306.16/177,296.24 = 51,801.92/x
  3. Step 3: Cross multiply
    118,306.16x = 177,296.24 × 51,801.92
  4. Step 4: Simplify right side
    118,306.16x = 9,184,285,640.78
  5. Step 5: Solve for x
    x = 9,184,285,640.78/118,306.16
  6. Step 6: Final answer
    x = 77,631.51

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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.