Home / 106,032.23-146,216-70,209.17

Finding the Fourth Proportional to 106,032.23, 146,216 and 70,209.17

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Solution

The fourth proportional to 106,032.23, 146,216 and 70,209.17 is: 96,816.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,032.23 : 146,216 = 70,209.17 : x
  2. Step 2: Convert to fraction form
    106,032.23/146,216 = 70,209.17/x
  3. Step 3: Cross multiply
    106,032.23x = 146,216 × 70,209.17
  4. Step 4: Simplify right side
    106,032.23x = 10,265,704,000.72
  5. Step 5: Solve for x
    x = 10,265,704,000.72/106,032.23
  6. Step 6: Final answer
    x = 96,816.83

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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.