Home / 206,859.60-310,289.40-192,097.35

Finding the Fourth Proportional to 206,859.60, 310,289.40 and 192,097.35

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Solution

The fourth proportional to 206,859.60, 310,289.40 and 192,097.35 is: 288,146.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,859.60 : 310,289.40 = 192,097.35 : x
  2. Step 2: Convert to fraction form
    206,859.60/310,289.40 = 192,097.35/x
  3. Step 3: Cross multiply
    206,859.60x = 310,289.40 × 192,097.35
  4. Step 4: Simplify right side
    206,859.60x = 59,605,771,473.09
  5. Step 5: Solve for x
    x = 59,605,771,473.09/206,859.60
  6. Step 6: Final answer
    x = 288,146.03

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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.