Home / 170,153.66-255,210.96-45,504.38

Finding the Fourth Proportional to 170,153.66, 255,210.96 and 45,504.38

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Solution

The fourth proportional to 170,153.66, 255,210.96 and 45,504.38 is: 68,251.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,153.66 : 255,210.96 = 45,504.38 : x
  2. Step 2: Convert to fraction form
    170,153.66/255,210.96 = 45,504.38/x
  3. Step 3: Cross multiply
    170,153.66x = 255,210.96 × 45,504.38
  4. Step 4: Simplify right side
    170,153.66x = 11,613,216,504.00
  5. Step 5: Solve for x
    x = 11,613,216,504.00/170,153.66
  6. Step 6: Final answer
    x = 68,251.35

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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.