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Finding the Fourth Proportional to 237,907.37, 356,748.06 and 138,098.18

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Solution

The fourth proportional to 237,907.37, 356,748.06 and 138,098.18 is: 207,081.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,907.37 : 356,748.06 = 138,098.18 : x
  2. Step 2: Convert to fraction form
    237,907.37/356,748.06 = 138,098.18/x
  3. Step 3: Cross multiply
    237,907.37x = 356,748.06 × 138,098.18
  4. Step 4: Simplify right side
    237,907.37x = 49,266,257,804.53
  5. Step 5: Solve for x
    x = 49,266,257,804.53/237,907.37
  6. Step 6: Final answer
    x = 207,081.68

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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.