Home / 68,637.72-102,946.84-26,537.64

Finding the Fourth Proportional to 68,637.72, 102,946.84 and 26,537.64

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Solution

The fourth proportional to 68,637.72, 102,946.84 and 26,537.64 is: 39,802.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,637.72 : 102,946.84 = 26,537.64 : x
  2. Step 2: Convert to fraction form
    68,637.72/102,946.84 = 26,537.64/x
  3. Step 3: Cross multiply
    68,637.72x = 102,946.84 × 26,537.64
  4. Step 4: Simplify right side
    68,637.72x = 2,731,966,179.06
  5. Step 5: Solve for x
    x = 2,731,966,179.06/68,637.72
  6. Step 6: Final answer
    x = 39,802.69

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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.