Home / 97,079.45-145,625.42-30,522.15

Finding the Fourth Proportional to 97,079.45, 145,625.42 and 30,522.15

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Solution

The fourth proportional to 97,079.45, 145,625.42 and 30,522.15 is: 45,785.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,079.45 : 145,625.42 = 30,522.15 : x
  2. Step 2: Convert to fraction form
    97,079.45/145,625.42 = 30,522.15/x
  3. Step 3: Cross multiply
    97,079.45x = 145,625.42 × 30,522.15
  4. Step 4: Simplify right side
    97,079.45x = 4,444,800,760.44
  5. Step 5: Solve for x
    x = 4,444,800,760.44/97,079.45
  6. Step 6: Final answer
    x = 45,785.19

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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.