Home / 94,098.10-141,147.35-66,143.25

Finding the Fourth Proportional to 94,098.10, 141,147.35 and 66,143.25

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Solution

The fourth proportional to 94,098.10, 141,147.35 and 66,143.25 is: 99,215.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,098.10 : 141,147.35 = 66,143.25 : x
  2. Step 2: Convert to fraction form
    94,098.10/141,147.35 = 66,143.25/x
  3. Step 3: Cross multiply
    94,098.10x = 141,147.35 × 66,143.25
  4. Step 4: Simplify right side
    94,098.10x = 9,335,944,457.89
  5. Step 5: Solve for x
    x = 9,335,944,457.89/94,098.10
  6. Step 6: Final answer
    x = 99,215.02

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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.