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Finding the Fourth Proportional to 56,798.01, 85,212.34 and 17,354.04

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Solution

The fourth proportional to 56,798.01, 85,212.34 and 17,354.04 is: 26,035.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,798.01 : 85,212.34 = 17,354.04 : x
  2. Step 2: Convert to fraction form
    56,798.01/85,212.34 = 17,354.04/x
  3. Step 3: Cross multiply
    56,798.01x = 85,212.34 × 17,354.04
  4. Step 4: Simplify right side
    56,798.01x = 1,478,778,356.85
  5. Step 5: Solve for x
    x = 1,478,778,356.85/56,798.01
  6. Step 6: Final answer
    x = 26,035.74

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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.