Home / 242,972.46-335,302.94-135,550.67

Finding the Fourth Proportional to 242,972.46, 335,302.94 and 135,550.67

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Solution

The fourth proportional to 242,972.46, 335,302.94 and 135,550.67 is: 187,060.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,972.46 : 335,302.94 = 135,550.67 : x
  2. Step 2: Convert to fraction form
    242,972.46/335,302.94 = 135,550.67/x
  3. Step 3: Cross multiply
    242,972.46x = 335,302.94 × 135,550.67
  4. Step 4: Simplify right side
    242,972.46x = 45,450,536,832.33
  5. Step 5: Solve for x
    x = 45,450,536,832.33/242,972.46
  6. Step 6: Final answer
    x = 187,060.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.