Home / 88,832.12-122,588.64-48,546.50

Finding the Fourth Proportional to 88,832.12, 122,588.64 and 48,546.50

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Solution

The fourth proportional to 88,832.12, 122,588.64 and 48,546.50 is: 66,994.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,832.12 : 122,588.64 = 48,546.50 : x
  2. Step 2: Convert to fraction form
    88,832.12/122,588.64 = 48,546.50/x
  3. Step 3: Cross multiply
    88,832.12x = 122,588.64 × 48,546.50
  4. Step 4: Simplify right side
    88,832.12x = 5,951,249,411.76
  5. Step 5: Solve for x
    x = 5,951,249,411.76/88,832.12
  6. Step 6: Final answer
    x = 66,994.34

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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.