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Finding the Fourth Proportional to 201,876.71, 302,859.39 and 59,710.88

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Solution

The fourth proportional to 201,876.71, 302,859.39 and 59,710.88 is: 89,579.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,876.71 : 302,859.39 = 59,710.88 : x
  2. Step 2: Convert to fraction form
    201,876.71/302,859.39 = 59,710.88/x
  3. Step 3: Cross multiply
    201,876.71x = 302,859.39 × 59,710.88
  4. Step 4: Simplify right side
    201,876.71x = 18,083,999,178.87
  5. Step 5: Solve for x
    x = 18,083,999,178.87/201,876.71
  6. Step 6: Final answer
    x = 89,579.43

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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.