Home / 69,654.51-96,125.13-40,976.19

Finding the Fourth Proportional to 69,654.51, 96,125.13 and 40,976.19

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Solution

The fourth proportional to 69,654.51, 96,125.13 and 40,976.19 is: 56,548.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,654.51 : 96,125.13 = 40,976.19 : x
  2. Step 2: Convert to fraction form
    69,654.51/96,125.13 = 40,976.19/x
  3. Step 3: Cross multiply
    69,654.51x = 96,125.13 × 40,976.19
  4. Step 4: Simplify right side
    69,654.51x = 3,938,841,590.65
  5. Step 5: Solve for x
    x = 3,938,841,590.65/69,654.51
  6. Step 6: Final answer
    x = 56,548.26

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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.