Home / 170,146.15-255,199.79-45,496.87

Finding the Fourth Proportional to 170,146.15, 255,199.79 and 45,496.87

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Solution

The fourth proportional to 170,146.15, 255,199.79 and 45,496.87 is: 68,240.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,146.15 : 255,199.79 = 45,496.87 : x
  2. Step 2: Convert to fraction form
    170,146.15/255,199.79 = 45,496.87/x
  3. Step 3: Cross multiply
    170,146.15x = 255,199.79 × 45,496.87
  4. Step 4: Simplify right side
    170,146.15x = 11,610,792,193.91
  5. Step 5: Solve for x
    x = 11,610,792,193.91/170,146.15
  6. Step 6: Final answer
    x = 68,240.11

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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.