Home / 208,364.96-312,545.12-50,593.28

Finding the Fourth Proportional to 208,364.96, 312,545.12 and 50,593.28

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Solution

The fourth proportional to 208,364.96, 312,545.12 and 50,593.28 is: 75,889.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,364.96 : 312,545.12 = 50,593.28 : x
  2. Step 2: Convert to fraction form
    208,364.96/312,545.12 = 50,593.28/x
  3. Step 3: Cross multiply
    208,364.96x = 312,545.12 × 50,593.28
  4. Step 4: Simplify right side
    208,364.96x = 15,812,682,768.79
  5. Step 5: Solve for x
    x = 15,812,682,768.79/208,364.96
  6. Step 6: Final answer
    x = 75,889.36

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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.