Home / 213,275.26-294,318.86-117,781.52

Finding the Fourth Proportional to 213,275.26, 294,318.86 and 117,781.52

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Solution

The fourth proportional to 213,275.26, 294,318.86 and 117,781.52 is: 162,537.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,275.26 : 294,318.86 = 117,781.52 : x
  2. Step 2: Convert to fraction form
    213,275.26/294,318.86 = 117,781.52/x
  3. Step 3: Cross multiply
    213,275.26x = 294,318.86 × 117,781.52
  4. Step 4: Simplify right side
    213,275.26x = 34,665,322,695.47
  5. Step 5: Solve for x
    x = 34,665,322,695.47/213,275.26
  6. Step 6: Final answer
    x = 162,537.95

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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.