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Finding the Fourth Proportional to 56,655.48, 84,866.49 and 33,225.42

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Solution

The fourth proportional to 56,655.48, 84,866.49 and 33,225.42 is: 49,769.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,655.48 : 84,866.49 = 33,225.42 : x
  2. Step 2: Convert to fraction form
    56,655.48/84,866.49 = 33,225.42/x
  3. Step 3: Cross multiply
    56,655.48x = 84,866.49 × 33,225.42
  4. Step 4: Simplify right side
    56,655.48x = 2,819,724,774.18
  5. Step 5: Solve for x
    x = 2,819,724,774.18/56,655.48
  6. Step 6: Final answer
    x = 49,769.67

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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.