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Finding the Fourth Proportional to 59,978.06, 89,967.53 and 22,546.61

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Solution

The fourth proportional to 59,978.06, 89,967.53 and 22,546.61 is: 33,820.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,978.06 : 89,967.53 = 22,546.61 : x
  2. Step 2: Convert to fraction form
    59,978.06/89,967.53 = 22,546.61/x
  3. Step 3: Cross multiply
    59,978.06x = 89,967.53 × 22,546.61
  4. Step 4: Simplify right side
    59,978.06x = 2,028,462,811.57
  5. Step 5: Solve for x
    x = 2,028,462,811.57/59,978.06
  6. Step 6: Final answer
    x = 33,820.08

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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.