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Finding the Fourth Proportional to 170,675.28, 256,012.86 and 46,016.28

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Solution

The fourth proportional to 170,675.28, 256,012.86 and 46,016.28 is: 69,024.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,675.28 : 256,012.86 = 46,016.28 : x
  2. Step 2: Convert to fraction form
    170,675.28/256,012.86 = 46,016.28/x
  3. Step 3: Cross multiply
    170,675.28x = 256,012.86 × 46,016.28
  4. Step 4: Simplify right side
    170,675.28x = 11,780,759,449.36
  5. Step 5: Solve for x
    x = 11,780,759,449.36/170,675.28
  6. Step 6: Final answer
    x = 69,024.40

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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.