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Finding the Fourth Proportional to 217,880.01, 326,820.02 and 60,120.77

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Solution

The fourth proportional to 217,880.01, 326,820.02 and 60,120.77 is: 90,181.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,880.01 : 326,820.02 = 60,120.77 : x
  2. Step 2: Convert to fraction form
    217,880.01/326,820.02 = 60,120.77/x
  3. Step 3: Cross multiply
    217,880.01x = 326,820.02 × 60,120.77
  4. Step 4: Simplify right side
    217,880.01x = 19,648,669,319.11
  5. Step 5: Solve for x
    x = 19,648,669,319.11/217,880.01
  6. Step 6: Final answer
    x = 90,181.15

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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.