Home / 141,748.89-195,571.62-84,342.20

Finding the Fourth Proportional to 141,748.89, 195,571.62 and 84,342.20

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Solution

The fourth proportional to 141,748.89, 195,571.62 and 84,342.20 is: 116,367.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,748.89 : 195,571.62 = 84,342.20 : x
  2. Step 2: Convert to fraction form
    141,748.89/195,571.62 = 84,342.20/x
  3. Step 3: Cross multiply
    141,748.89x = 195,571.62 × 84,342.20
  4. Step 4: Simplify right side
    141,748.89x = 16,494,939,710.51
  5. Step 5: Solve for x
    x = 16,494,939,710.51/141,748.89
  6. Step 6: Final answer
    x = 116,367.33

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1.5x scale

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.