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Finding the Fourth Proportional to 118,607.30, 177,911.13 and 29,860.82

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Solution

The fourth proportional to 118,607.30, 177,911.13 and 29,860.82 is: 44,791.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,607.30 : 177,911.13 = 29,860.82 : x
  2. Step 2: Convert to fraction form
    118,607.30/177,911.13 = 29,860.82/x
  3. Step 3: Cross multiply
    118,607.30x = 177,911.13 × 29,860.82
  4. Step 4: Simplify right side
    118,607.30x = 5,312,572,228.93
  5. Step 5: Solve for x
    x = 5,312,572,228.93/118,607.30
  6. Step 6: Final answer
    x = 44,791.28

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1.5x scale

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.