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Finding the Fourth Proportional to 56,174, 84,285.60 and 26,612.96

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Solution

The fourth proportional to 56,174, 84,285.60 and 26,612.96 is: 39,931.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,174 : 84,285.60 = 26,612.96 : x
  2. Step 2: Convert to fraction form
    56,174/84,285.60 = 26,612.96/x
  3. Step 3: Cross multiply
    56,174x = 84,285.60 × 26,612.96
  4. Step 4: Simplify right side
    56,174x = 2,243,089,301.38
  5. Step 5: Solve for x
    x = 2,243,089,301.38/56,174
  6. Step 6: Final answer
    x = 39,931.09

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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.