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Finding the Fourth Proportional to 183,339.59, 275,131.35 and 75,357.50

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Solution

The fourth proportional to 183,339.59, 275,131.35 and 75,357.50 is: 113,086.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,339.59 : 275,131.35 = 75,357.50 : x
  2. Step 2: Convert to fraction form
    183,339.59/275,131.35 = 75,357.50/x
  3. Step 3: Cross multiply
    183,339.59x = 275,131.35 × 75,357.50
  4. Step 4: Simplify right side
    183,339.59x = 20,733,209,331.97
  5. Step 5: Solve for x
    x = 20,733,209,331.97/183,339.59
  6. Step 6: Final answer
    x = 113,086.38

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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.