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Finding the Fourth Proportional to 118,660.66, 177,968.30 and 35,554.66

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Solution

The fourth proportional to 118,660.66, 177,968.30 and 35,554.66 is: 53,325.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,660.66 : 177,968.30 = 35,554.66 : x
  2. Step 2: Convert to fraction form
    118,660.66/177,968.30 = 35,554.66/x
  3. Step 3: Cross multiply
    118,660.66x = 177,968.30 × 35,554.66
  4. Step 4: Simplify right side
    118,660.66x = 6,327,602,397.28
  5. Step 5: Solve for x
    x = 6,327,602,397.28/118,660.66
  6. Step 6: Final answer
    x = 53,325.19

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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.