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Finding the Fourth Proportional to 219,444.25, 329,166.51 and 53,232.25

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Solution

The fourth proportional to 219,444.25, 329,166.51 and 53,232.25 is: 79,848.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,444.25 : 329,166.51 = 53,232.25 : x
  2. Step 2: Convert to fraction form
    219,444.25/329,166.51 = 53,232.25/x
  3. Step 3: Cross multiply
    219,444.25x = 329,166.51 × 53,232.25
  4. Step 4: Simplify right side
    219,444.25x = 17,522,273,951.95
  5. Step 5: Solve for x
    x = 17,522,273,951.95/219,444.25
  6. Step 6: Final answer
    x = 79,848.41

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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.