Home / 237,947.82-328,365.39-130,517.46

Finding the Fourth Proportional to 237,947.82, 328,365.39 and 130,517.46

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Solution

The fourth proportional to 237,947.82, 328,365.39 and 130,517.46 is: 180,112.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,947.82 : 328,365.39 = 130,517.46 : x
  2. Step 2: Convert to fraction form
    237,947.82/328,365.39 = 130,517.46/x
  3. Step 3: Cross multiply
    237,947.82x = 328,365.39 × 130,517.46
  4. Step 4: Simplify right side
    237,947.82x = 42,857,416,654.71
  5. Step 5: Solve for x
    x = 42,857,416,654.71/237,947.82
  6. Step 6: Final answer
    x = 180,112.67

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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.