Home / 146,812.64-202,615.58-82,281.56

Finding the Fourth Proportional to 146,812.64, 202,615.58 and 82,281.56

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Solution

The fourth proportional to 146,812.64, 202,615.58 and 82,281.56 is: 113,556.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,812.64 : 202,615.58 = 82,281.56 : x
  2. Step 2: Convert to fraction form
    146,812.64/202,615.58 = 82,281.56/x
  3. Step 3: Cross multiply
    146,812.64x = 202,615.58 × 82,281.56
  4. Step 4: Simplify right side
    146,812.64x = 16,671,526,714.95
  5. Step 5: Solve for x
    x = 16,671,526,714.95/146,812.64
  6. Step 6: Final answer
    x = 113,556.48

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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.