Home / 112,116.02-168,206.84-36,212.84

Finding the Fourth Proportional to 112,116.02, 168,206.84 and 36,212.84

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Solution

The fourth proportional to 112,116.02, 168,206.84 and 36,212.84 is: 54,329.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,116.02 : 168,206.84 = 36,212.84 : x
  2. Step 2: Convert to fraction form
    112,116.02/168,206.84 = 36,212.84/x
  3. Step 3: Cross multiply
    112,116.02x = 168,206.84 × 36,212.84
  4. Step 4: Simplify right side
    112,116.02x = 6,091,247,383.83
  5. Step 5: Solve for x
    x = 6,091,247,383.83/112,116.02
  6. Step 6: Final answer
    x = 54,329.86

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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.