Home / 95,170.65-131,154.69-68,266.60

Finding the Fourth Proportional to 95,170.65, 131,154.69 and 68,266.60

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Solution

The fourth proportional to 95,170.65, 131,154.69 and 68,266.60 is: 94,078.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,170.65 : 131,154.69 = 68,266.60 : x
  2. Step 2: Convert to fraction form
    95,170.65/131,154.69 = 68,266.60/x
  3. Step 3: Cross multiply
    95,170.65x = 131,154.69 × 68,266.60
  4. Step 4: Simplify right side
    95,170.65x = 8,953,484,688.47
  5. Step 5: Solve for x
    x = 8,953,484,688.47/95,170.65
  6. Step 6: Final answer
    x = 94,078.22

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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.