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Finding the Fourth Proportional to 144,924.56, 217,396.56 and 39,734.72

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Solution

The fourth proportional to 144,924.56, 217,396.56 and 39,734.72 is: 59,604.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,924.56 : 217,396.56 = 39,734.72 : x
  2. Step 2: Convert to fraction form
    144,924.56/217,396.56 = 39,734.72/x
  3. Step 3: Cross multiply
    144,924.56x = 217,396.56 × 39,734.72
  4. Step 4: Simplify right side
    144,924.56x = 8,638,191,440.56
  5. Step 5: Solve for x
    x = 8,638,191,440.56/144,924.56
  6. Step 6: Final answer
    x = 59,604.74

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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.