Home / 120,864.92-181,270.04-45,958.35

Finding the Fourth Proportional to 120,864.92, 181,270.04 and 45,958.35

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Solution

The fourth proportional to 120,864.92, 181,270.04 and 45,958.35 is: 68,927.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,864.92 : 181,270.04 = 45,958.35 : x
  2. Step 2: Convert to fraction form
    120,864.92/181,270.04 = 45,958.35/x
  3. Step 3: Cross multiply
    120,864.92x = 181,270.04 × 45,958.35
  4. Step 4: Simplify right side
    120,864.92x = 8,330,871,942.83
  5. Step 5: Solve for x
    x = 8,330,871,942.83/120,864.92
  6. Step 6: Final answer
    x = 68,927.13

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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.