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Finding the Fourth Proportional to 101,291.73, 151,937.71 and 26,411.81

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Solution

The fourth proportional to 101,291.73, 151,937.71 and 26,411.81 is: 39,617.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,291.73 : 151,937.71 = 26,411.81 : x
  2. Step 2: Convert to fraction form
    101,291.73/151,937.71 = 26,411.81/x
  3. Step 3: Cross multiply
    101,291.73x = 151,937.71 × 26,411.81
  4. Step 4: Simplify right side
    101,291.73x = 4,012,949,928.36
  5. Step 5: Solve for x
    x = 4,012,949,928.36/101,291.73
  6. Step 6: Final answer
    x = 39,617.74

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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.