Home / 170,721.28-256,050.96-46,033.12

Finding the Fourth Proportional to 170,721.28, 256,050.96 and 46,033.12

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Solution

The fourth proportional to 170,721.28, 256,050.96 and 46,033.12 is: 69,041.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,721.28 : 256,050.96 = 46,033.12 : x
  2. Step 2: Convert to fraction form
    170,721.28/256,050.96 = 46,033.12/x
  3. Step 3: Cross multiply
    170,721.28x = 256,050.96 × 46,033.12
  4. Step 4: Simplify right side
    170,721.28x = 11,786,824,567.80
  5. Step 5: Solve for x
    x = 11,786,824,567.80/170,721.28
  6. Step 6: Final answer
    x = 69,041.33

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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.