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Finding the Fourth Proportional to 170,273.95, 255,410.21 and 51,944.90

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Solution

The fourth proportional to 170,273.95, 255,410.21 and 51,944.90 is: 77,917.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,273.95 : 255,410.21 = 51,944.90 : x
  2. Step 2: Convert to fraction form
    170,273.95/255,410.21 = 51,944.90/x
  3. Step 3: Cross multiply
    170,273.95x = 255,410.21 × 51,944.90
  4. Step 4: Simplify right side
    170,273.95x = 13,267,256,670.24
  5. Step 5: Solve for x
    x = 13,267,256,670.24/170,273.95
  6. Step 6: Final answer
    x = 77,917.13

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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.