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Finding the Fourth Proportional to 237,954.26, 328,376.86 and 137,352.26

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Solution

The fourth proportional to 237,954.26, 328,376.86 and 137,352.26 is: 189,546.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,954.26 : 328,376.86 = 137,352.26 : x
  2. Step 2: Convert to fraction form
    237,954.26/328,376.86 = 137,352.26/x
  3. Step 3: Cross multiply
    237,954.26x = 328,376.86 × 137,352.26
  4. Step 4: Simplify right side
    237,954.26x = 45,103,303,852.70
  5. Step 5: Solve for x
    x = 45,103,303,852.70/237,954.26
  6. Step 6: Final answer
    x = 189,546.11

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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.