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Finding the Fourth Proportional to 71,599.82, 107,372.70 and 57,525.26

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Solution

The fourth proportional to 71,599.82, 107,372.70 and 57,525.26 is: 86,266.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,599.82 : 107,372.70 = 57,525.26 : x
  2. Step 2: Convert to fraction form
    71,599.82/107,372.70 = 57,525.26/x
  3. Step 3: Cross multiply
    71,599.82x = 107,372.70 × 57,525.26
  4. Step 4: Simplify right side
    71,599.82x = 6,176,642,484.40
  5. Step 5: Solve for x
    x = 6,176,642,484.40/71,599.82
  6. Step 6: Final answer
    x = 86,266.17

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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.