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Finding the Fourth Proportional to 110,814.60, 155,534.10 and 110,814.60

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Solution

The fourth proportional to 110,814.60, 155,534.10 and 110,814.60 is: 155,534.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,814.60 : 155,534.10 = 110,814.60 : x
  2. Step 2: Convert to fraction form
    110,814.60/155,534.10 = 110,814.60/x
  3. Step 3: Cross multiply
    110,814.60x = 155,534.10 × 110,814.60
  4. Step 4: Simplify right side
    110,814.60x = 17,235,449,077.86
  5. Step 5: Solve for x
    x = 17,235,449,077.86/110,814.60
  6. Step 6: Final answer
    x = 155,534.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.