Home / 187,973.86-281,670.53-126,944.94

Finding the Fourth Proportional to 187,973.86, 281,670.53 and 126,944.94

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Solution

The fourth proportional to 187,973.86, 281,670.53 and 126,944.94 is: 190,221.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,973.86 : 281,670.53 = 126,944.94 : x
  2. Step 2: Convert to fraction form
    187,973.86/281,670.53 = 126,944.94/x
  3. Step 3: Cross multiply
    187,973.86x = 281,670.53 × 126,944.94
  4. Step 4: Simplify right side
    187,973.86x = 35,756,648,213.26
  5. Step 5: Solve for x
    x = 35,756,648,213.26/187,973.86
  6. Step 6: Final answer
    x = 190,221.38

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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.