Home / 168,039.68-252,059.52-157,775.36

Finding the Fourth Proportional to 168,039.68, 252,059.52 and 157,775.36

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Solution

The fourth proportional to 168,039.68, 252,059.52 and 157,775.36 is: 236,663.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,039.68 : 252,059.52 = 157,775.36 : x
  2. Step 2: Convert to fraction form
    168,039.68/252,059.52 = 157,775.36/x
  3. Step 3: Cross multiply
    168,039.68x = 252,059.52 × 157,775.36
  4. Step 4: Simplify right side
    168,039.68x = 39,768,781,509.43
  5. Step 5: Solve for x
    x = 39,768,781,509.43/168,039.68
  6. Step 6: Final answer
    x = 236,663.04

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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.