Home / 108,864.77-163,230.83-48,881.60

Finding the Fourth Proportional to 108,864.77, 163,230.83 and 48,881.60

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Solution

The fourth proportional to 108,864.77, 163,230.83 and 48,881.60 is: 73,292.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,864.77 : 163,230.83 = 48,881.60 : x
  2. Step 2: Convert to fraction form
    108,864.77/163,230.83 = 48,881.60/x
  3. Step 3: Cross multiply
    108,864.77x = 163,230.83 × 48,881.60
  4. Step 4: Simplify right side
    108,864.77x = 7,978,983,079.17
  5. Step 5: Solve for x
    x = 7,978,983,079.17/108,864.77
  6. Step 6: Final answer
    x = 73,292.61

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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.