Home / 112,125.54-168,159.64-33,221.31

Finding the Fourth Proportional to 112,125.54, 168,159.64 and 33,221.31

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Solution

The fourth proportional to 112,125.54, 168,159.64 and 33,221.31 is: 49,823.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,125.54 : 168,159.64 = 33,221.31 : x
  2. Step 2: Convert to fraction form
    112,125.54/168,159.64 = 33,221.31/x
  3. Step 3: Cross multiply
    112,125.54x = 168,159.64 × 33,221.31
  4. Step 4: Simplify right side
    112,125.54x = 5,586,483,529.93
  5. Step 5: Solve for x
    x = 5,586,483,529.93/112,125.54
  6. Step 6: Final answer
    x = 49,823.47

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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.