Home / 146,386.05-202,010.12-82,722.48

Finding the Fourth Proportional to 146,386.05, 202,010.12 and 82,722.48

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Solution

The fourth proportional to 146,386.05, 202,010.12 and 82,722.48 is: 114,155.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,386.05 : 202,010.12 = 82,722.48 : x
  2. Step 2: Convert to fraction form
    146,386.05/202,010.12 = 82,722.48/x
  3. Step 3: Cross multiply
    146,386.05x = 202,010.12 × 82,722.48
  4. Step 4: Simplify right side
    146,386.05x = 16,710,778,386.86
  5. Step 5: Solve for x
    x = 16,710,778,386.86/146,386.05
  6. Step 6: Final answer
    x = 114,155.54

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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.