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Finding the Fourth Proportional to 56,588.48, 84,766.08 and 33,143.84

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Solution

The fourth proportional to 56,588.48, 84,766.08 and 33,143.84 is: 49,647.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,588.48 : 84,766.08 = 33,143.84 : x
  2. Step 2: Convert to fraction form
    56,588.48/84,766.08 = 33,143.84/x
  3. Step 3: Cross multiply
    56,588.48x = 84,766.08 × 33,143.84
  4. Step 4: Simplify right side
    56,588.48x = 2,809,473,392.95
  5. Step 5: Solve for x
    x = 2,809,473,392.95/56,588.48
  6. Step 6: Final answer
    x = 49,647.44

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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.