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Finding the Fourth Proportional to 207,060, 310,596.91 and 57,287.76

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Solution

The fourth proportional to 207,060, 310,596.91 and 57,287.76 is: 85,933.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,060 : 310,596.91 = 57,287.76 : x
  2. Step 2: Convert to fraction form
    207,060/310,596.91 = 57,287.76/x
  3. Step 3: Cross multiply
    207,060x = 310,596.91 × 57,287.76
  4. Step 4: Simplify right side
    207,060x = 17,793,401,236.82
  5. Step 5: Solve for x
    x = 17,793,401,236.82/207,060
  6. Step 6: Final answer
    x = 85,933.55

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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.