Home / 237,872.07-356,937.30-138,103.98

Finding the Fourth Proportional to 237,872.07, 356,937.30 and 138,103.98

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Solution

The fourth proportional to 237,872.07, 356,937.30 and 138,103.98 is: 207,230.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,872.07 : 356,937.30 = 138,103.98 : x
  2. Step 2: Convert to fraction form
    237,872.07/356,937.30 = 138,103.98/x
  3. Step 3: Cross multiply
    237,872.07x = 356,937.30 × 138,103.98
  4. Step 4: Simplify right side
    237,872.07x = 49,294,461,740.45
  5. Step 5: Solve for x
    x = 49,294,461,740.45/237,872.07
  6. Step 6: Final answer
    x = 207,230.98

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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.