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Finding the Fourth Proportional to 239,418.37, 359,233.34 and 125,538.98

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Solution

The fourth proportional to 239,418.37, 359,233.34 and 125,538.98 is: 188,363.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,418.37 : 359,233.34 = 125,538.98 : x
  2. Step 2: Convert to fraction form
    239,418.37/359,233.34 = 125,538.98/x
  3. Step 3: Cross multiply
    239,418.37x = 359,233.34 × 125,538.98
  4. Step 4: Simplify right side
    239,418.37x = 45,097,786,457.90
  5. Step 5: Solve for x
    x = 45,097,786,457.90/239,418.37
  6. Step 6: Final answer
    x = 188,363.94

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1.5x scale

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.