Home / 170,199.16-255,308.34-51,874.36

Finding the Fourth Proportional to 170,199.16, 255,308.34 and 51,874.36

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Solution

The fourth proportional to 170,199.16, 255,308.34 and 51,874.36 is: 77,814.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,199.16 : 255,308.34 = 51,874.36 : x
  2. Step 2: Convert to fraction form
    170,199.16/255,308.34 = 51,874.36/x
  3. Step 3: Cross multiply
    170,199.16x = 255,308.34 × 51,874.36
  4. Step 4: Simplify right side
    170,199.16x = 13,243,956,740.16
  5. Step 5: Solve for x
    x = 13,243,956,740.16/170,199.16
  6. Step 6: Final answer
    x = 77,814.47

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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.