Home / 97,653.02-146,478.49-74,105.22

Finding the Fourth Proportional to 97,653.02, 146,478.49 and 74,105.22

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Solution

The fourth proportional to 97,653.02, 146,478.49 and 74,105.22 is: 111,157.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,653.02 : 146,478.49 = 74,105.22 : x
  2. Step 2: Convert to fraction form
    97,653.02/146,478.49 = 74,105.22/x
  3. Step 3: Cross multiply
    97,653.02x = 146,478.49 × 74,105.22
  4. Step 4: Simplify right side
    97,653.02x = 10,854,821,092.91
  5. Step 5: Solve for x
    x = 10,854,821,092.91/97,653.02
  6. Step 6: Final answer
    x = 111,157.04

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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.