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Finding the Fourth Proportional to 59,669.71, 82,343.49 and 44,424.40

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Solution

The fourth proportional to 59,669.71, 82,343.49 and 44,424.40 is: 61,305.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,669.71 : 82,343.49 = 44,424.40 : x
  2. Step 2: Convert to fraction form
    59,669.71/82,343.49 = 44,424.40/x
  3. Step 3: Cross multiply
    59,669.71x = 82,343.49 × 44,424.40
  4. Step 4: Simplify right side
    59,669.71x = 3,658,060,137.16
  5. Step 5: Solve for x
    x = 3,658,060,137.16/59,669.71
  6. Step 6: Final answer
    x = 61,305.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.