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Finding the Fourth Proportional to 59,391.36, 81,961.28 and 32,533.88

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Solution

The fourth proportional to 59,391.36, 81,961.28 and 32,533.88 is: 44,897.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,391.36 : 81,961.28 = 32,533.88 : x
  2. Step 2: Convert to fraction form
    59,391.36/81,961.28 = 32,533.88/x
  3. Step 3: Cross multiply
    59,391.36x = 81,961.28 × 32,533.88
  4. Step 4: Simplify right side
    59,391.36x = 2,666,518,448.17
  5. Step 5: Solve for x
    x = 2,666,518,448.17/59,391.36
  6. Step 6: Final answer
    x = 44,897.41

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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.