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Finding the Fourth Proportional to 56,066.79, 84,085.84 and 16,614.67

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Solution

The fourth proportional to 56,066.79, 84,085.84 and 16,614.67 is: 24,917.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,066.79 : 84,085.84 = 16,614.67 : x
  2. Step 2: Convert to fraction form
    56,066.79/84,085.84 = 16,614.67/x
  3. Step 3: Cross multiply
    56,066.79x = 84,085.84 × 16,614.67
  4. Step 4: Simplify right side
    56,066.79x = 1,397,058,483.27
  5. Step 5: Solve for x
    x = 1,397,058,483.27/56,066.79
  6. Step 6: Final answer
    x = 24,917.75

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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.