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Finding the Fourth Proportional to 164,591.52, 227,154.79 and 92,976.16

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Solution

The fourth proportional to 164,591.52, 227,154.79 and 92,976.16 is: 128,317.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,591.52 : 227,154.79 = 92,976.16 : x
  2. Step 2: Convert to fraction form
    164,591.52/227,154.79 = 92,976.16/x
  3. Step 3: Cross multiply
    164,591.52x = 227,154.79 × 92,976.16
  4. Step 4: Simplify right side
    164,591.52x = 21,119,980,099.81
  5. Step 5: Solve for x
    x = 21,119,980,099.81/164,591.52
  6. Step 6: Final answer
    x = 128,317.55

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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.