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Finding the Fourth Proportional to 351,340.42, 527,025.12 and 102,022.42

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Solution

The fourth proportional to 351,340.42, 527,025.12 and 102,022.42 is: 153,037.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,340.42 : 527,025.12 = 102,022.42 : x
  2. Step 2: Convert to fraction form
    351,340.42/527,025.12 = 102,022.42/x
  3. Step 3: Cross multiply
    351,340.42x = 527,025.12 × 102,022.42
  4. Step 4: Simplify right side
    351,340.42x = 53,768,378,143.19
  5. Step 5: Solve for x
    x = 53,768,378,143.19/351,340.42
  6. Step 6: Final answer
    x = 153,037.84

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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.