Home / 213,035.70-293,989.04-117,542.39

Finding the Fourth Proportional to 213,035.70, 293,989.04 and 117,542.39

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Solution

The fourth proportional to 213,035.70, 293,989.04 and 117,542.39 is: 162,208.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,035.70 : 293,989.04 = 117,542.39 : x
  2. Step 2: Convert to fraction form
    213,035.70/293,989.04 = 117,542.39/x
  3. Step 3: Cross multiply
    213,035.70x = 293,989.04 × 117,542.39
  4. Step 4: Simplify right side
    213,035.70x = 34,556,172,925.46
  5. Step 5: Solve for x
    x = 34,556,172,925.46/213,035.70
  6. Step 6: Final answer
    x = 162,208.37

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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.