Home / 213,010.05-293,948.95-117,516.72

Finding the Fourth Proportional to 213,010.05, 293,948.95 and 117,516.72

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Solution

The fourth proportional to 213,010.05, 293,948.95 and 117,516.72 is: 162,170.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,010.05 : 293,948.95 = 117,516.72 : x
  2. Step 2: Convert to fraction form
    213,010.05/293,948.95 = 117,516.72/x
  3. Step 3: Cross multiply
    213,010.05x = 293,948.95 × 117,516.72
  4. Step 4: Simplify right side
    213,010.05x = 34,543,917,480.30
  5. Step 5: Solve for x
    x = 34,543,917,480.30/213,010.05
  6. Step 6: Final answer
    x = 162,170.36

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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.