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Finding the Fourth Proportional to 118,589.58, 163,657.50 and 67,601.39

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Solution

The fourth proportional to 118,589.58, 163,657.50 and 67,601.39 is: 93,292.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,589.58 : 163,657.50 = 67,601.39 : x
  2. Step 2: Convert to fraction form
    118,589.58/163,657.50 = 67,601.39/x
  3. Step 3: Cross multiply
    118,589.58x = 163,657.50 × 67,601.39
  4. Step 4: Simplify right side
    118,589.58x = 11,063,473,919.14
  5. Step 5: Solve for x
    x = 11,063,473,919.14/118,589.58
  6. Step 6: Final answer
    x = 93,292.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.