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Finding the Fourth Proportional to 118,089.76, 177,108.56 and 34,955.68

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Solution

The fourth proportional to 118,089.76, 177,108.56 and 34,955.68 is: 52,425.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,089.76 : 177,108.56 = 34,955.68 : x
  2. Step 2: Convert to fraction form
    118,089.76/177,108.56 = 34,955.68/x
  3. Step 3: Cross multiply
    118,089.76x = 177,108.56 × 34,955.68
  4. Step 4: Simplify right side
    118,089.76x = 6,190,950,148.62
  5. Step 5: Solve for x
    x = 6,190,950,148.62/118,089.76
  6. Step 6: Final answer
    x = 52,425.80

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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.