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Finding the Fourth Proportional to 72,580.40, 108,870.61 and 22,664.77

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Solution

The fourth proportional to 72,580.40, 108,870.61 and 22,664.77 is: 33,997.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,580.40 : 108,870.61 = 22,664.77 : x
  2. Step 2: Convert to fraction form
    72,580.40/108,870.61 = 22,664.77/x
  3. Step 3: Cross multiply
    72,580.40x = 108,870.61 × 22,664.77
  4. Step 4: Simplify right side
    72,580.40x = 2,467,527,335.41
  5. Step 5: Solve for x
    x = 2,467,527,335.41/72,580.40
  6. Step 6: Final answer
    x = 33,997.16

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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.