Home / 199,879.04-275,867.20-119,310.72

Finding the Fourth Proportional to 199,879.04, 275,867.20 and 119,310.72

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Solution

The fourth proportional to 199,879.04, 275,867.20 and 119,310.72 is: 164,669.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,879.04 : 275,867.20 = 119,310.72 : x
  2. Step 2: Convert to fraction form
    199,879.04/275,867.20 = 119,310.72/x
  3. Step 3: Cross multiply
    199,879.04x = 275,867.20 × 119,310.72
  4. Step 4: Simplify right side
    199,879.04x = 32,913,914,256.38
  5. Step 5: Solve for x
    x = 32,913,914,256.38/199,879.04
  6. Step 6: Final answer
    x = 164,669.16

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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.