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Finding the Fourth Proportional to 56,794.80, 85,202.44 and 19,352.80

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Solution

The fourth proportional to 56,794.80, 85,202.44 and 19,352.80 is: 29,032.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,794.80 : 85,202.44 = 19,352.80 : x
  2. Step 2: Convert to fraction form
    56,794.80/85,202.44 = 19,352.80/x
  3. Step 3: Cross multiply
    56,794.80x = 85,202.44 × 19,352.80
  4. Step 4: Simplify right side
    56,794.80x = 1,648,905,780.83
  5. Step 5: Solve for x
    x = 1,648,905,780.83/56,794.80
  6. Step 6: Final answer
    x = 29,032.69

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1.5x scale

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.