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Finding the Fourth Proportional to 164,870.62, 227,519.94 and 93,264.64

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Solution

The fourth proportional to 164,870.62, 227,519.94 and 93,264.64 is: 128,704.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,870.62 : 227,519.94 = 93,264.64 : x
  2. Step 2: Convert to fraction form
    164,870.62/227,519.94 = 93,264.64/x
  3. Step 3: Cross multiply
    164,870.62x = 227,519.94 × 93,264.64
  4. Step 4: Simplify right side
    164,870.62x = 21,219,565,296.92
  5. Step 5: Solve for x
    x = 21,219,565,296.92/164,870.62
  6. Step 6: Final answer
    x = 128,704.35

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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.