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Finding the Fourth Proportional to 206,833.08, 310,258.56 and 64,681.08

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Solution

The fourth proportional to 206,833.08, 310,258.56 and 64,681.08 is: 97,024.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,833.08 : 310,258.56 = 64,681.08 : x
  2. Step 2: Convert to fraction form
    206,833.08/310,258.56 = 64,681.08/x
  3. Step 3: Cross multiply
    206,833.08x = 310,258.56 × 64,681.08
  4. Step 4: Simplify right side
    206,833.08x = 20,067,858,740.04
  5. Step 5: Solve for x
    x = 20,067,858,740.04/206,833.08
  6. Step 6: Final answer
    x = 97,024.42

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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.