Home / 141,346.22-195,049.54-77,684.07

Finding the Fourth Proportional to 141,346.22, 195,049.54 and 77,684.07

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Solution

The fourth proportional to 141,346.22, 195,049.54 and 77,684.07 is: 107,199.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,346.22 : 195,049.54 = 77,684.07 : x
  2. Step 2: Convert to fraction form
    141,346.22/195,049.54 = 77,684.07/x
  3. Step 3: Cross multiply
    141,346.22x = 195,049.54 × 77,684.07
  4. Step 4: Simplify right side
    141,346.22x = 15,152,241,924.62
  5. Step 5: Solve for x
    x = 15,152,241,924.62/141,346.22
  6. Step 6: Final answer
    x = 107,199.48

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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.