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Finding the Fourth Proportional to 59,445.74, 81,969.22 and 37,901.36

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Solution

The fourth proportional to 59,445.74, 81,969.22 and 37,901.36 is: 52,261.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,445.74 : 81,969.22 = 37,901.36 : x
  2. Step 2: Convert to fraction form
    59,445.74/81,969.22 = 37,901.36/x
  3. Step 3: Cross multiply
    59,445.74x = 81,969.22 × 37,901.36
  4. Step 4: Simplify right side
    59,445.74x = 3,106,744,916.14
  5. Step 5: Solve for x
    x = 3,106,744,916.14/59,445.74
  6. Step 6: Final answer
    x = 52,261.86

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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.