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Finding the Fourth Proportional to 237,268.62, 327,430.67 and 129,838.67

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Solution

The fourth proportional to 237,268.62, 327,430.67 and 129,838.67 is: 179,177.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,268.62 : 327,430.67 = 129,838.67 : x
  2. Step 2: Convert to fraction form
    237,268.62/327,430.67 = 129,838.67/x
  3. Step 3: Cross multiply
    237,268.62x = 327,430.67 × 129,838.67
  4. Step 4: Simplify right side
    237,268.62x = 42,513,160,423.66
  5. Step 5: Solve for x
    x = 42,513,160,423.66/237,268.62
  6. Step 6: Final answer
    x = 179,177.34

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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.