Home / 213,429.30-294,532.35-117,935.16

Finding the Fourth Proportional to 213,429.30, 294,532.35 and 117,935.16

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Solution

The fourth proportional to 213,429.30, 294,532.35 and 117,935.16 is: 162,750.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,429.30 : 294,532.35 = 117,935.16 : x
  2. Step 2: Convert to fraction form
    213,429.30/294,532.35 = 117,935.16/x
  3. Step 3: Cross multiply
    213,429.30x = 294,532.35 × 117,935.16
  4. Step 4: Simplify right side
    213,429.30x = 34,735,719,822.43
  5. Step 5: Solve for x
    x = 34,735,719,822.43/213,429.30
  6. Step 6: Final answer
    x = 162,750.47

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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.