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Finding the Fourth Proportional to 164,584.39, 227,035.51 and 133,990.40

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Solution

The fourth proportional to 164,584.39, 227,035.51 and 133,990.40 is: 184,832.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,584.39 : 227,035.51 = 133,990.40 : x
  2. Step 2: Convert to fraction form
    164,584.39/227,035.51 = 133,990.40/x
  3. Step 3: Cross multiply
    164,584.39x = 227,035.51 × 133,990.40
  4. Step 4: Simplify right side
    164,584.39x = 30,420,577,328.95
  5. Step 5: Solve for x
    x = 30,420,577,328.95/164,584.39
  6. Step 6: Final answer
    x = 184,832.70

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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.