Home / 94,135.36-141,399.96-79,373.20

Finding the Fourth Proportional to 94,135.36, 141,399.96 and 79,373.20

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Solution

The fourth proportional to 94,135.36, 141,399.96 and 79,373.20 is: 119,225.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,135.36 : 141,399.96 = 79,373.20 : x
  2. Step 2: Convert to fraction form
    94,135.36/141,399.96 = 79,373.20/x
  3. Step 3: Cross multiply
    94,135.36x = 141,399.96 × 79,373.20
  4. Step 4: Simplify right side
    94,135.36x = 11,223,367,305.07
  5. Step 5: Solve for x
    x = 11,223,367,305.07/94,135.36
  6. Step 6: Final answer
    x = 119,225.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.