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Finding the Fourth Proportional to 237,754.22, 328,134.39 and 147,139.37

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Solution

The fourth proportional to 237,754.22, 328,134.39 and 147,139.37 is: 203,073.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,754.22 : 328,134.39 = 147,139.37 : x
  2. Step 2: Convert to fraction form
    237,754.22/328,134.39 = 147,139.37/x
  3. Step 3: Cross multiply
    237,754.22x = 328,134.39 × 147,139.37
  4. Step 4: Simplify right side
    237,754.22x = 48,281,486,457.99
  5. Step 5: Solve for x
    x = 48,281,486,457.99/237,754.22
  6. Step 6: Final answer
    x = 203,073.10

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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.