Home / 170,073.30-255,146.85-51,741.56

Finding the Fourth Proportional to 170,073.30, 255,146.85 and 51,741.56

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Solution

The fourth proportional to 170,073.30, 255,146.85 and 51,741.56 is: 77,623.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,073.30 : 255,146.85 = 51,741.56 : x
  2. Step 2: Convert to fraction form
    170,073.30/255,146.85 = 51,741.56/x
  3. Step 3: Cross multiply
    170,073.30x = 255,146.85 × 51,741.56
  4. Step 4: Simplify right side
    170,073.30x = 13,201,696,831.48
  5. Step 5: Solve for x
    x = 13,201,696,831.48/170,073.30
  6. Step 6: Final answer
    x = 77,623.57

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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.