Home / 68,898.36-103,327-26,784.98

Finding the Fourth Proportional to 68,898.36, 103,327 and 26,784.98

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Solution

The fourth proportional to 68,898.36, 103,327 and 26,784.98 is: 40,169.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,898.36 : 103,327 = 26,784.98 : x
  2. Step 2: Convert to fraction form
    68,898.36/103,327 = 26,784.98/x
  3. Step 3: Cross multiply
    68,898.36x = 103,327 × 26,784.98
  4. Step 4: Simplify right side
    68,898.36x = 2,767,611,628.46
  5. Step 5: Solve for x
    x = 2,767,611,628.46/68,898.36
  6. Step 6: Final answer
    x = 40,169.48

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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.