Home / 94,146.42-141,219.77-66,191.52

Finding the Fourth Proportional to 94,146.42, 141,219.77 and 66,191.52

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Solution

The fourth proportional to 94,146.42, 141,219.77 and 66,191.52 is: 99,287.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,146.42 : 141,219.77 = 66,191.52 : x
  2. Step 2: Convert to fraction form
    94,146.42/141,219.77 = 66,191.52/x
  3. Step 3: Cross multiply
    94,146.42x = 141,219.77 × 66,191.52
  4. Step 4: Simplify right side
    94,146.42x = 9,347,550,899.39
  5. Step 5: Solve for x
    x = 9,347,550,899.39/94,146.42
  6. Step 6: Final answer
    x = 99,287.37

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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.