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Finding the Fourth Proportional to 107,551.32, 161,064 and 92,854.68

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Solution

The fourth proportional to 107,551.32, 161,064 and 92,854.68 is: 139,054.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,551.32 : 161,064 = 92,854.68 : x
  2. Step 2: Convert to fraction form
    107,551.32/161,064 = 92,854.68/x
  3. Step 3: Cross multiply
    107,551.32x = 161,064 × 92,854.68
  4. Step 4: Simplify right side
    107,551.32x = 14,955,546,179.52
  5. Step 5: Solve for x
    x = 14,955,546,179.52/107,551.32
  6. Step 6: Final answer
    x = 139,054.98

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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.