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Finding the Fourth Proportional to 65,808.93, 98,686.24 and 25,276.33

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Solution

The fourth proportional to 65,808.93, 98,686.24 and 25,276.33 is: 37,904.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,808.93 : 98,686.24 = 25,276.33 : x
  2. Step 2: Convert to fraction form
    65,808.93/98,686.24 = 25,276.33/x
  3. Step 3: Cross multiply
    65,808.93x = 98,686.24 × 25,276.33
  4. Step 4: Simplify right side
    65,808.93x = 2,494,425,968.70
  5. Step 5: Solve for x
    x = 2,494,425,968.70/65,808.93
  6. Step 6: Final answer
    x = 37,904.07

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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.