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Finding the Fourth Proportional to 45,533.86, 68,254 and 17,446.30

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Solution

The fourth proportional to 45,533.86, 68,254 and 17,446.30 is: 26,151.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,533.86 : 68,254 = 17,446.30 : x
  2. Step 2: Convert to fraction form
    45,533.86/68,254 = 17,446.30/x
  3. Step 3: Cross multiply
    45,533.86x = 68,254 × 17,446.30
  4. Step 4: Simplify right side
    45,533.86x = 1,190,779,760.20
  5. Step 5: Solve for x
    x = 1,190,779,760.20/45,533.86
  6. Step 6: Final answer
    x = 26,151.52

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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.