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Finding the Fourth Proportional to 118,201, 177,262.96 and 39,294.04

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Solution

The fourth proportional to 118,201, 177,262.96 and 39,294.04 is: 58,928.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,201 : 177,262.96 = 39,294.04 : x
  2. Step 2: Convert to fraction form
    118,201/177,262.96 = 39,294.04/x
  3. Step 3: Cross multiply
    118,201x = 177,262.96 × 39,294.04
  4. Step 4: Simplify right side
    118,201x = 6,965,377,840.76
  5. Step 5: Solve for x
    x = 6,965,377,840.76/118,201
  6. Step 6: Final answer
    x = 58,928.25

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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.