Home / 188,291.36-282,423.37-61,930.15

Finding the Fourth Proportional to 188,291.36, 282,423.37 and 61,930.15

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Solution

The fourth proportional to 188,291.36, 282,423.37 and 61,930.15 is: 92,890.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,291.36 : 282,423.37 = 61,930.15 : x
  2. Step 2: Convert to fraction form
    188,291.36/282,423.37 = 61,930.15/x
  3. Step 3: Cross multiply
    188,291.36x = 282,423.37 × 61,930.15
  4. Step 4: Simplify right side
    188,291.36x = 17,490,521,667.61
  5. Step 5: Solve for x
    x = 17,490,521,667.61/188,291.36
  6. Step 6: Final answer
    x = 92,890.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.