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Finding the Fourth Proportional to 71,039.56, 106,547.46 and 26,051.62

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Solution

The fourth proportional to 71,039.56, 106,547.46 and 26,051.62 is: 39,073.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,039.56 : 106,547.46 = 26,051.62 : x
  2. Step 2: Convert to fraction form
    71,039.56/106,547.46 = 26,051.62/x
  3. Step 3: Cross multiply
    71,039.56x = 106,547.46 × 26,051.62
  4. Step 4: Simplify right side
    71,039.56x = 2,775,733,939.89
  5. Step 5: Solve for x
    x = 2,775,733,939.89/71,039.56
  6. Step 6: Final answer
    x = 39,073.07

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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.