Home / 141,250.36-194,926.93-76,720.22

Finding the Fourth Proportional to 141,250.36, 194,926.93 and 76,720.22

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Solution

The fourth proportional to 141,250.36, 194,926.93 and 76,720.22 is: 105,874.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,250.36 : 194,926.93 = 76,720.22 : x
  2. Step 2: Convert to fraction form
    141,250.36/194,926.93 = 76,720.22/x
  3. Step 3: Cross multiply
    141,250.36x = 194,926.93 × 76,720.22
  4. Step 4: Simplify right side
    141,250.36x = 14,954,836,953.52
  5. Step 5: Solve for x
    x = 14,954,836,953.52/141,250.36
  6. Step 6: Final answer
    x = 105,874.68

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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.