Home / 121,892.05-182,727.36-55,295.93

Finding the Fourth Proportional to 121,892.05, 182,727.36 and 55,295.93

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Solution

The fourth proportional to 121,892.05, 182,727.36 and 55,295.93 is: 82,893.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,892.05 : 182,727.36 = 55,295.93 : x
  2. Step 2: Convert to fraction form
    121,892.05/182,727.36 = 55,295.93/x
  3. Step 3: Cross multiply
    121,892.05x = 182,727.36 × 55,295.93
  4. Step 4: Simplify right side
    121,892.05x = 10,104,079,764.46
  5. Step 5: Solve for x
    x = 10,104,079,764.46/121,892.05
  6. Step 6: Final answer
    x = 82,893.67

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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.