Home / 106,073.07-146,384.60-58,330.11

Finding the Fourth Proportional to 106,073.07, 146,384.60 and 58,330.11

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Solution

The fourth proportional to 106,073.07, 146,384.60 and 58,330.11 is: 80,497.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,073.07 : 146,384.60 = 58,330.11 : x
  2. Step 2: Convert to fraction form
    106,073.07/146,384.60 = 58,330.11/x
  3. Step 3: Cross multiply
    106,073.07x = 146,384.60 × 58,330.11
  4. Step 4: Simplify right side
    106,073.07x = 8,538,629,528.66
  5. Step 5: Solve for x
    x = 8,538,629,528.66/106,073.07
  6. Step 6: Final answer
    x = 80,497.62

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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.