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Finding the Fourth Proportional to 169,797.32, 234,308.95 and 93,314.77

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Solution

The fourth proportional to 169,797.32, 234,308.95 and 93,314.77 is: 128,768.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,797.32 : 234,308.95 = 93,314.77 : x
  2. Step 2: Convert to fraction form
    169,797.32/234,308.95 = 93,314.77/x
  3. Step 3: Cross multiply
    169,797.32x = 234,308.95 × 93,314.77
  4. Step 4: Simplify right side
    169,797.32x = 21,864,485,778.19
  5. Step 5: Solve for x
    x = 21,864,485,778.19/169,797.32
  6. Step 6: Final answer
    x = 128,768.14

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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.