Home / 112,106.12-168,159.18-33,221.48

Finding the Fourth Proportional to 112,106.12, 168,159.18 and 33,221.48

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Solution

The fourth proportional to 112,106.12, 168,159.18 and 33,221.48 is: 49,832.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,106.12 : 168,159.18 = 33,221.48 : x
  2. Step 2: Convert to fraction form
    112,106.12/168,159.18 = 33,221.48/x
  3. Step 3: Cross multiply
    112,106.12x = 168,159.18 × 33,221.48
  4. Step 4: Simplify right side
    112,106.12x = 5,586,496,835.19
  5. Step 5: Solve for x
    x = 5,586,496,835.19/112,106.12
  6. Step 6: Final answer
    x = 49,832.22

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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.