Home / 213,218.10-294,245.57-117,730.83

Finding the Fourth Proportional to 213,218.10, 294,245.57 and 117,730.83

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Solution

The fourth proportional to 213,218.10, 294,245.57 and 117,730.83 is: 162,471.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,218.10 : 294,245.57 = 117,730.83 : x
  2. Step 2: Convert to fraction form
    213,218.10/294,245.57 = 117,730.83/x
  3. Step 3: Cross multiply
    213,218.10x = 294,245.57 × 117,730.83
  4. Step 4: Simplify right side
    213,218.10x = 34,641,774,591.27
  5. Step 5: Solve for x
    x = 34,641,774,591.27/213,218.10
  6. Step 6: Final answer
    x = 162,471.08

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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.