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Finding the Fourth Proportional to 56,005.32, 84,103.86 and 37,404.89

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Solution

The fourth proportional to 56,005.32, 84,103.86 and 37,404.89 is: 56,171.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,005.32 : 84,103.86 = 37,404.89 : x
  2. Step 2: Convert to fraction form
    56,005.32/84,103.86 = 37,404.89/x
  3. Step 3: Cross multiply
    56,005.32x = 84,103.86 × 37,404.89
  4. Step 4: Simplify right side
    56,005.32x = 3,145,895,211.36
  5. Step 5: Solve for x
    x = 3,145,895,211.36/56,005.32
  6. Step 6: Final answer
    x = 56,171.36

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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.