Home / 220,209.08-303,886.86-119,607.80

Finding the Fourth Proportional to 220,209.08, 303,886.86 and 119,607.80

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Solution

The fourth proportional to 220,209.08, 303,886.86 and 119,607.80 is: 165,057.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,209.08 : 303,886.86 = 119,607.80 : x
  2. Step 2: Convert to fraction form
    220,209.08/303,886.86 = 119,607.80/x
  3. Step 3: Cross multiply
    220,209.08x = 303,886.86 × 119,607.80
  4. Step 4: Simplify right side
    220,209.08x = 36,347,238,773.51
  5. Step 5: Solve for x
    x = 36,347,238,773.51/220,209.08
  6. Step 6: Final answer
    x = 165,057.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.