Home / 141,241.05-194,913.81-77,580.27

Finding the Fourth Proportional to 141,241.05, 194,913.81 and 77,580.27

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Solution

The fourth proportional to 141,241.05, 194,913.81 and 77,580.27 is: 107,061.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,241.05 : 194,913.81 = 77,580.27 : x
  2. Step 2: Convert to fraction form
    141,241.05/194,913.81 = 77,580.27/x
  3. Step 3: Cross multiply
    141,241.05x = 194,913.81 × 77,580.27
  4. Step 4: Simplify right side
    141,241.05x = 15,121,466,006.53
  5. Step 5: Solve for x
    x = 15,121,466,006.53/141,241.05
  6. Step 6: Final answer
    x = 107,061.41

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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.