Home / 250,383.42-345,529.17-137,206.17

Finding the Fourth Proportional to 250,383.42, 345,529.17 and 137,206.17

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Solution

The fourth proportional to 250,383.42, 345,529.17 and 137,206.17 is: 189,344.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,383.42 : 345,529.17 = 137,206.17 : x
  2. Step 2: Convert to fraction form
    250,383.42/345,529.17 = 137,206.17/x
  3. Step 3: Cross multiply
    250,383.42x = 345,529.17 × 137,206.17
  4. Step 4: Simplify right side
    250,383.42x = 47,408,734,038.98
  5. Step 5: Solve for x
    x = 47,408,734,038.98/250,383.42
  6. Step 6: Final answer
    x = 189,344.54

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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.