Home / 146,875.06-202,669.64-82,329.40

Finding the Fourth Proportional to 146,875.06, 202,669.64 and 82,329.40

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Solution

The fourth proportional to 146,875.06, 202,669.64 and 82,329.40 is: 113,604.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,875.06 : 202,669.64 = 82,329.40 : x
  2. Step 2: Convert to fraction form
    146,875.06/202,669.64 = 82,329.40/x
  3. Step 3: Cross multiply
    146,875.06x = 202,669.64 × 82,329.40
  4. Step 4: Simplify right side
    146,875.06x = 16,685,669,859.42
  5. Step 5: Solve for x
    x = 16,685,669,859.42/146,875.06
  6. Step 6: Final answer
    x = 113,604.51

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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.