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Finding the Fourth Proportional to 56,898.29, 85,182.08 and 33,133.29

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Solution

The fourth proportional to 56,898.29, 85,182.08 and 33,133.29 is: 49,603.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,898.29 : 85,182.08 = 33,133.29 : x
  2. Step 2: Convert to fraction form
    56,898.29/85,182.08 = 33,133.29/x
  3. Step 3: Cross multiply
    56,898.29x = 85,182.08 × 33,133.29
  4. Step 4: Simplify right side
    56,898.29x = 2,822,362,393.78
  5. Step 5: Solve for x
    x = 2,822,362,393.78/56,898.29
  6. Step 6: Final answer
    x = 49,603.65

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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.