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Finding the Fourth Proportional to 118,454.25, 177,712.16 and 35,348.25

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Solution

The fourth proportional to 118,454.25, 177,712.16 and 35,348.25 is: 53,031.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,454.25 : 177,712.16 = 35,348.25 : x
  2. Step 2: Convert to fraction form
    118,454.25/177,712.16 = 35,348.25/x
  3. Step 3: Cross multiply
    118,454.25x = 177,712.16 × 35,348.25
  4. Step 4: Simplify right side
    118,454.25x = 6,281,813,682.98
  5. Step 5: Solve for x
    x = 6,281,813,682.98/118,454.25
  6. Step 6: Final answer
    x = 53,031.56

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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.