Home / 106,162.41-146,508.03-58,417.77

Finding the Fourth Proportional to 106,162.41, 146,508.03 and 58,417.77

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Solution

The fourth proportional to 106,162.41, 146,508.03 and 58,417.77 is: 80,618.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,162.41 : 146,508.03 = 58,417.77 : x
  2. Step 2: Convert to fraction form
    106,162.41/146,508.03 = 58,417.77/x
  3. Step 3: Cross multiply
    106,162.41x = 146,508.03 × 58,417.77
  4. Step 4: Simplify right side
    106,162.41x = 8,558,672,399.69
  5. Step 5: Solve for x
    x = 8,558,672,399.69/106,162.41
  6. Step 6: Final answer
    x = 80,618.67

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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.