Home / 187,742.93-281,631.66-61,383.84

Finding the Fourth Proportional to 187,742.93, 281,631.66 and 61,383.84

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Solution

The fourth proportional to 187,742.93, 281,631.66 and 61,383.84 is: 92,081.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,742.93 : 281,631.66 = 61,383.84 : x
  2. Step 2: Convert to fraction form
    187,742.93/281,631.66 = 61,383.84/x
  3. Step 3: Cross multiply
    187,742.93x = 281,631.66 × 61,383.84
  4. Step 4: Simplify right side
    187,742.93x = 17,287,632,756.37
  5. Step 5: Solve for x
    x = 17,287,632,756.37/187,742.93
  6. Step 6: Final answer
    x = 92,081.41

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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.