Home / 70,172.17-96,902.27-45,065.41

Finding the Fourth Proportional to 70,172.17, 96,902.27 and 45,065.41

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Solution

The fourth proportional to 70,172.17, 96,902.27 and 45,065.41 is: 62,231.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,172.17 : 96,902.27 = 45,065.41 : x
  2. Step 2: Convert to fraction form
    70,172.17/96,902.27 = 45,065.41/x
  3. Step 3: Cross multiply
    70,172.17x = 96,902.27 × 45,065.41
  4. Step 4: Simplify right side
    70,172.17x = 4,366,940,302.15
  5. Step 5: Solve for x
    x = 4,366,940,302.15/70,172.17
  6. Step 6: Final answer
    x = 62,231.80

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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.