Home / 168,256.59-252,135.56-68,295.15

Finding the Fourth Proportional to 168,256.59, 252,135.56 and 68,295.15

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Solution

The fourth proportional to 168,256.59, 252,135.56 and 68,295.15 is: 102,341.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,256.59 : 252,135.56 = 68,295.15 : x
  2. Step 2: Convert to fraction form
    168,256.59/252,135.56 = 68,295.15/x
  3. Step 3: Cross multiply
    168,256.59x = 252,135.56 × 68,295.15
  4. Step 4: Simplify right side
    168,256.59x = 17,219,635,549.06
  5. Step 5: Solve for x
    x = 17,219,635,549.06/168,256.59
  6. Step 6: Final answer
    x = 102,341.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.