Home / 206,674.36-310,023.09-64,539.25

Finding the Fourth Proportional to 206,674.36, 310,023.09 and 64,539.25

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Solution

The fourth proportional to 206,674.36, 310,023.09 and 64,539.25 is: 96,812.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,674.36 : 310,023.09 = 64,539.25 : x
  2. Step 2: Convert to fraction form
    206,674.36/310,023.09 = 64,539.25/x
  3. Step 3: Cross multiply
    206,674.36x = 310,023.09 × 64,539.25
  4. Step 4: Simplify right side
    206,674.36x = 20,008,656,936.22
  5. Step 5: Solve for x
    x = 20,008,656,936.22/206,674.36
  6. Step 6: Final answer
    x = 96,812.48

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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.