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Finding the Fourth Proportional to 237,597.99, 327,885.21 and 130,171.83

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Solution

The fourth proportional to 237,597.99, 327,885.21 and 130,171.83 is: 179,637.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,597.99 : 327,885.21 = 130,171.83 : x
  2. Step 2: Convert to fraction form
    237,597.99/327,885.21 = 130,171.83/x
  3. Step 3: Cross multiply
    237,597.99x = 327,885.21 × 130,171.83
  4. Step 4: Simplify right side
    237,597.99x = 42,681,417,815.63
  5. Step 5: Solve for x
    x = 42,681,417,815.63/237,597.99
  6. Step 6: Final answer
    x = 179,637.12

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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.