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Finding the Fourth Proportional to 164,465.57, 226,967.99 and 100,791.07

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Solution

The fourth proportional to 164,465.57, 226,967.99 and 100,791.07 is: 139,095.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,465.57 : 226,967.99 = 100,791.07 : x
  2. Step 2: Convert to fraction form
    164,465.57/226,967.99 = 100,791.07/x
  3. Step 3: Cross multiply
    164,465.57x = 226,967.99 × 100,791.07
  4. Step 4: Simplify right side
    164,465.57x = 22,876,346,567.85
  5. Step 5: Solve for x
    x = 22,876,346,567.85/164,465.57
  6. Step 6: Final answer
    x = 139,095.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.