Home / 212,945.49-293,868.31-116,149.38

Finding the Fourth Proportional to 212,945.49, 293,868.31 and 116,149.38

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Solution

The fourth proportional to 212,945.49, 293,868.31 and 116,149.38 is: 160,288.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,945.49 : 293,868.31 = 116,149.38 : x
  2. Step 2: Convert to fraction form
    212,945.49/293,868.31 = 116,149.38/x
  3. Step 3: Cross multiply
    212,945.49x = 293,868.31 × 116,149.38
  4. Step 4: Simplify right side
    212,945.49x = 34,132,620,983.10
  5. Step 5: Solve for x
    x = 34,132,620,983.10/212,945.49
  6. Step 6: Final answer
    x = 160,288.07

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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.