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Finding the Fourth Proportional to 219,548.07, 329,322.90 and 53,336.07

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Solution

The fourth proportional to 219,548.07, 329,322.90 and 53,336.07 is: 80,004.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,548.07 : 329,322.90 = 53,336.07 : x
  2. Step 2: Convert to fraction form
    219,548.07/329,322.90 = 53,336.07/x
  3. Step 3: Cross multiply
    219,548.07x = 329,322.90 × 53,336.07
  4. Step 4: Simplify right side
    219,548.07x = 17,564,789,247.00
  5. Step 5: Solve for x
    x = 17,564,789,247.00/219,548.07
  6. Step 6: Final answer
    x = 80,004.30

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1.5x scale

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.