Home / 213,431.31-294,536.13-116,637.12

Finding the Fourth Proportional to 213,431.31, 294,536.13 and 116,637.12

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Solution

The fourth proportional to 213,431.31, 294,536.13 and 116,637.12 is: 160,959.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,431.31 : 294,536.13 = 116,637.12 : x
  2. Step 2: Convert to fraction form
    213,431.31/294,536.13 = 116,637.12/x
  3. Step 3: Cross multiply
    213,431.31x = 294,536.13 × 116,637.12
  4. Step 4: Simplify right side
    213,431.31x = 34,353,845,939.15
  5. Step 5: Solve for x
    x = 34,353,845,939.15/213,431.31
  6. Step 6: Final answer
    x = 160,959.73

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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.