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Finding the Fourth Proportional to 171,037.40, 256,447.43 and 150,019.64

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Solution

The fourth proportional to 171,037.40, 256,447.43 and 150,019.64 is: 224,934.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,037.40 : 256,447.43 = 150,019.64 : x
  2. Step 2: Convert to fraction form
    171,037.40/256,447.43 = 150,019.64/x
  3. Step 3: Cross multiply
    171,037.40x = 256,447.43 × 150,019.64
  4. Step 4: Simplify right side
    171,037.40x = 38,472,152,272.92
  5. Step 5: Solve for x
    x = 38,472,152,272.92/171,037.40
  6. Step 6: Final answer
    x = 224,934.15

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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.