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Finding the Fourth Proportional to 171,015.46, 256,523.19 and 46,356.46

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Solution

The fourth proportional to 171,015.46, 256,523.19 and 46,356.46 is: 69,534.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,015.46 : 256,523.19 = 46,356.46 : x
  2. Step 2: Convert to fraction form
    171,015.46/256,523.19 = 46,356.46/x
  3. Step 3: Cross multiply
    171,015.46x = 256,523.19 × 46,356.46
  4. Step 4: Simplify right side
    171,015.46x = 11,891,506,996.31
  5. Step 5: Solve for x
    x = 11,891,506,996.31/171,015.46
  6. Step 6: Final answer
    x = 69,534.69

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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.