Home / 146,812.38-202,612.23-83,148.54

Finding the Fourth Proportional to 146,812.38, 202,612.23 and 83,148.54

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Solution

The fourth proportional to 146,812.38, 202,612.23 and 83,148.54 is: 114,751.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,812.38 : 202,612.23 = 83,148.54 : x
  2. Step 2: Convert to fraction form
    146,812.38/202,612.23 = 83,148.54/x
  3. Step 3: Cross multiply
    146,812.38x = 202,612.23 × 83,148.54
  4. Step 4: Simplify right side
    146,812.38x = 16,846,911,110.64
  5. Step 5: Solve for x
    x = 16,846,911,110.64/146,812.38
  6. Step 6: Final answer
    x = 114,751.30

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1.5x scale

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.