Home / 136,383.08-204,545.46-42,866.96

Finding the Fourth Proportional to 136,383.08, 204,545.46 and 42,866.96

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Solution

The fourth proportional to 136,383.08, 204,545.46 and 42,866.96 is: 64,291.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,383.08 : 204,545.46 = 42,866.96 : x
  2. Step 2: Convert to fraction form
    136,383.08/204,545.46 = 42,866.96/x
  3. Step 3: Cross multiply
    136,383.08x = 204,545.46 × 42,866.96
  4. Step 4: Simplify right side
    136,383.08x = 8,768,242,052.00
  5. Step 5: Solve for x
    x = 8,768,242,052.00/136,383.08
  6. Step 6: Final answer
    x = 64,291.27

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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.