Home / 170,145.74-255,218.62-45,483.50

Finding the Fourth Proportional to 170,145.74, 255,218.62 and 45,483.50

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Solution

The fourth proportional to 170,145.74, 255,218.62 and 45,483.50 is: 68,225.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,145.74 : 255,218.62 = 45,483.50 : x
  2. Step 2: Convert to fraction form
    170,145.74/255,218.62 = 45,483.50/x
  3. Step 3: Cross multiply
    170,145.74x = 255,218.62 × 45,483.50
  4. Step 4: Simplify right side
    170,145.74x = 11,608,236,102.77
  5. Step 5: Solve for x
    x = 11,608,236,102.77/170,145.74
  6. Step 6: Final answer
    x = 68,225.25

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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.