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Finding the Fourth Proportional to 237,709.44, 356,488.83 and 77,748.39

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Solution

The fourth proportional to 237,709.44, 356,488.83 and 77,748.39 is: 116,597.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,709.44 : 356,488.83 = 77,748.39 : x
  2. Step 2: Convert to fraction form
    237,709.44/356,488.83 = 77,748.39/x
  3. Step 3: Cross multiply
    237,709.44x = 356,488.83 × 77,748.39
  4. Step 4: Simplify right side
    237,709.44x = 27,716,432,585.48
  5. Step 5: Solve for x
    x = 27,716,432,585.48/237,709.44
  6. Step 6: Final answer
    x = 116,597.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.