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Finding the Fourth Proportional to 164,102.93, 226,473.99 and 91,510.73

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Solution

The fourth proportional to 164,102.93, 226,473.99 and 91,510.73 is: 126,291.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,102.93 : 226,473.99 = 91,510.73 : x
  2. Step 2: Convert to fraction form
    164,102.93/226,473.99 = 91,510.73/x
  3. Step 3: Cross multiply
    164,102.93x = 226,473.99 × 91,510.73
  4. Step 4: Simplify right side
    164,102.93x = 20,724,800,150.91
  5. Step 5: Solve for x
    x = 20,724,800,150.91/164,102.93
  6. Step 6: Final answer
    x = 126,291.47

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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.