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Finding the Fourth Proportional to 163,751, 225,976.38 and 93,095

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Solution

The fourth proportional to 163,751, 225,976.38 and 93,095 is: 128,471.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,751 : 225,976.38 = 93,095 : x
  2. Step 2: Convert to fraction form
    163,751/225,976.38 = 93,095/x
  3. Step 3: Cross multiply
    163,751x = 225,976.38 × 93,095
  4. Step 4: Simplify right side
    163,751x = 21,037,271,096.10
  5. Step 5: Solve for x
    x = 21,037,271,096.10/163,751
  6. Step 6: Final answer
    x = 128,471.10

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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.