Home / 65,907.15-98,840.28-23,781.75

Finding the Fourth Proportional to 65,907.15, 98,840.28 and 23,781.75

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Solution

The fourth proportional to 65,907.15, 98,840.28 and 23,781.75 is: 35,665.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,907.15 : 98,840.28 = 23,781.75 : x
  2. Step 2: Convert to fraction form
    65,907.15/98,840.28 = 23,781.75/x
  3. Step 3: Cross multiply
    65,907.15x = 98,840.28 × 23,781.75
  4. Step 4: Simplify right side
    65,907.15x = 2,350,594,828.89
  5. Step 5: Solve for x
    x = 2,350,594,828.89/65,907.15
  6. Step 6: Final answer
    x = 35,665.25

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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.