Home / 108,288.39-162,373.97-49,091.77

Finding the Fourth Proportional to 108,288.39, 162,373.97 and 49,091.77

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Solution

The fourth proportional to 108,288.39, 162,373.97 and 49,091.77 is: 73,611.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,288.39 : 162,373.97 = 49,091.77 : x
  2. Step 2: Convert to fraction form
    108,288.39/162,373.97 = 49,091.77/x
  3. Step 3: Cross multiply
    108,288.39x = 162,373.97 × 49,091.77
  4. Step 4: Simplify right side
    108,288.39x = 7,971,225,638.78
  5. Step 5: Solve for x
    x = 7,971,225,638.78/108,288.39
  6. Step 6: Final answer
    x = 73,611.08

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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.