Home / 213,080.20-294,042.07-117,585.65

Finding the Fourth Proportional to 213,080.20, 294,042.07 and 117,585.65

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Solution

The fourth proportional to 213,080.20, 294,042.07 and 117,585.65 is: 162,263.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,080.20 : 294,042.07 = 117,585.65 : x
  2. Step 2: Convert to fraction form
    213,080.20/294,042.07 = 117,585.65/x
  3. Step 3: Cross multiply
    213,080.20x = 294,042.07 × 117,585.65
  4. Step 4: Simplify right side
    213,080.20x = 34,575,127,928.30
  5. Step 5: Solve for x
    x = 34,575,127,928.30/213,080.20
  6. Step 6: Final answer
    x = 162,263.45

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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.