Home / 141,346.50-195,055.97-77,682.93

Finding the Fourth Proportional to 141,346.50, 195,055.97 and 77,682.93

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Solution

The fourth proportional to 141,346.50, 195,055.97 and 77,682.93 is: 107,201.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,346.50 : 195,055.97 = 77,682.93 : x
  2. Step 2: Convert to fraction form
    141,346.50/195,055.97 = 77,682.93/x
  3. Step 3: Cross multiply
    141,346.50x = 195,055.97 × 77,682.93
  4. Step 4: Simplify right side
    141,346.50x = 15,152,519,263.59
  5. Step 5: Solve for x
    x = 15,152,519,263.59/141,346.50
  6. Step 6: Final answer
    x = 107,201.23

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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.