Home / 187,858.14-281,830.40-61,502.46

Finding the Fourth Proportional to 187,858.14, 281,830.40 and 61,502.46

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Solution

The fourth proportional to 187,858.14, 281,830.40 and 61,502.46 is: 92,267.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,858.14 : 281,830.40 = 61,502.46 : x
  2. Step 2: Convert to fraction form
    187,858.14/281,830.40 = 61,502.46/x
  3. Step 3: Cross multiply
    187,858.14x = 281,830.40 × 61,502.46
  4. Step 4: Simplify right side
    187,858.14x = 17,333,262,902.78
  5. Step 5: Solve for x
    x = 17,333,262,902.78/187,858.14
  6. Step 6: Final answer
    x = 92,267.83

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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.