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Finding the Fourth Proportional to 59,977.32, 89,978.66 and 22,537.72

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Solution

The fourth proportional to 59,977.32, 89,978.66 and 22,537.72 is: 33,811.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,977.32 : 89,978.66 = 22,537.72 : x
  2. Step 2: Convert to fraction form
    59,977.32/89,978.66 = 22,537.72/x
  3. Step 3: Cross multiply
    59,977.32x = 89,978.66 × 22,537.72
  4. Step 4: Simplify right side
    59,977.32x = 2,027,913,395.16
  5. Step 5: Solve for x
    x = 2,027,913,395.16/59,977.32
  6. Step 6: Final answer
    x = 33,811.34

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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.