Home / 65,976.66-98,918.01-30,897.18

Finding the Fourth Proportional to 65,976.66, 98,918.01 and 30,897.18

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Solution

The fourth proportional to 65,976.66, 98,918.01 and 30,897.18 is: 46,323.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,976.66 : 98,918.01 = 30,897.18 : x
  2. Step 2: Convert to fraction form
    65,976.66/98,918.01 = 30,897.18/x
  3. Step 3: Cross multiply
    65,976.66x = 98,918.01 × 30,897.18
  4. Step 4: Simplify right side
    65,976.66x = 3,056,287,560.21
  5. Step 5: Solve for x
    x = 3,056,287,560.21/65,976.66
  6. Step 6: Final answer
    x = 46,323.77

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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.