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Finding the Fourth Proportional to 171,105.07, 256,657.60 and 46,446.07

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Solution

The fourth proportional to 171,105.07, 256,657.60 and 46,446.07 is: 69,669.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,105.07 : 256,657.60 = 46,446.07 : x
  2. Step 2: Convert to fraction form
    171,105.07/256,657.60 = 46,446.07/x
  3. Step 3: Cross multiply
    171,105.07x = 256,657.60 × 46,446.07
  4. Step 4: Simplify right side
    171,105.07x = 11,920,736,855.63
  5. Step 5: Solve for x
    x = 11,920,736,855.63/171,105.07
  6. Step 6: Final answer
    x = 69,669.10

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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.