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Finding the Fourth Proportional to 67,265.58, 100,904.18 and 17,345.26

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Solution

The fourth proportional to 67,265.58, 100,904.18 and 17,345.26 is: 26,019.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,265.58 : 100,904.18 = 17,345.26 : x
  2. Step 2: Convert to fraction form
    67,265.58/100,904.18 = 17,345.26/x
  3. Step 3: Cross multiply
    67,265.58x = 100,904.18 × 17,345.26
  4. Step 4: Simplify right side
    67,265.58x = 1,750,209,237.19
  5. Step 5: Solve for x
    x = 1,750,209,237.19/67,265.58
  6. Step 6: Final answer
    x = 26,019.39

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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.