Home / 170,074.15-255,148.12-51,742.41

Finding the Fourth Proportional to 170,074.15, 255,148.12 and 51,742.41

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Solution

The fourth proportional to 170,074.15, 255,148.12 and 51,742.41 is: 77,624.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,074.15 : 255,148.12 = 51,742.41 : x
  2. Step 2: Convert to fraction form
    170,074.15/255,148.12 = 51,742.41/x
  3. Step 3: Cross multiply
    170,074.15x = 255,148.12 × 51,742.41
  4. Step 4: Simplify right side
    170,074.15x = 13,201,978,635.77
  5. Step 5: Solve for x
    x = 13,201,978,635.77/170,074.15
  6. Step 6: Final answer
    x = 77,624.84

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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.