Home / 136,300.08-204,385.44-47,542.80

Finding the Fourth Proportional to 136,300.08, 204,385.44 and 47,542.80

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Solution

The fourth proportional to 136,300.08, 204,385.44 and 47,542.80 is: 71,291.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,300.08 : 204,385.44 = 47,542.80 : x
  2. Step 2: Convert to fraction form
    136,300.08/204,385.44 = 47,542.80/x
  3. Step 3: Cross multiply
    136,300.08x = 204,385.44 × 47,542.80
  4. Step 4: Simplify right side
    136,300.08x = 9,717,056,096.83
  5. Step 5: Solve for x
    x = 9,717,056,096.83/136,300.08
  6. Step 6: Final answer
    x = 71,291.64

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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.