Home / 141,408.24-195,124.50-87,673.74

Finding the Fourth Proportional to 141,408.24, 195,124.50 and 87,673.74

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Solution

The fourth proportional to 141,408.24, 195,124.50 and 87,673.74 is: 120,978.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,408.24 : 195,124.50 = 87,673.74 : x
  2. Step 2: Convert to fraction form
    141,408.24/195,124.50 = 87,673.74/x
  3. Step 3: Cross multiply
    141,408.24x = 195,124.50 × 87,673.74
  4. Step 4: Simplify right side
    141,408.24x = 17,107,294,680.63
  5. Step 5: Solve for x
    x = 17,107,294,680.63/141,408.24
  6. Step 6: Final answer
    x = 120,978.06

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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.