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Finding the Fourth Proportional to 219,904.83, 329,858.06 and 93,527.01

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Solution

The fourth proportional to 219,904.83, 329,858.06 and 93,527.01 is: 140,290.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,904.83 : 329,858.06 = 93,527.01 : x
  2. Step 2: Convert to fraction form
    219,904.83/329,858.06 = 93,527.01/x
  3. Step 3: Cross multiply
    219,904.83x = 329,858.06 × 93,527.01
  4. Step 4: Simplify right side
    219,904.83x = 30,850,637,608.57
  5. Step 5: Solve for x
    x = 30,850,637,608.57/219,904.83
  6. Step 6: Final answer
    x = 140,290.86

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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.