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Finding the Fourth Proportional to 239,529.98, 359,294.97 and 113,128.67

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Solution

The fourth proportional to 239,529.98, 359,294.97 and 113,128.67 is: 169,693.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,529.98 : 359,294.97 = 113,128.67 : x
  2. Step 2: Convert to fraction form
    239,529.98/359,294.97 = 113,128.67/x
  3. Step 3: Cross multiply
    239,529.98x = 359,294.97 × 113,128.67
  4. Step 4: Simplify right side
    239,529.98x = 40,646,560,297.32
  5. Step 5: Solve for x
    x = 40,646,560,297.32/239,529.98
  6. Step 6: Final answer
    x = 169,693.00

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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.