Home / 237,909.37-356,751.06-138,100.18

Finding the Fourth Proportional to 237,909.37, 356,751.06 and 138,100.18

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Solution

The fourth proportional to 237,909.37, 356,751.06 and 138,100.18 is: 207,084.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,909.37 : 356,751.06 = 138,100.18 : x
  2. Step 2: Convert to fraction form
    237,909.37/356,751.06 = 138,100.18/x
  3. Step 3: Cross multiply
    237,909.37x = 356,751.06 × 138,100.18
  4. Step 4: Simplify right side
    237,909.37x = 49,267,385,601.19
  5. Step 5: Solve for x
    x = 49,267,385,601.19/237,909.37
  6. Step 6: Final answer
    x = 207,084.68

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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.