Home / 250,146.72-374,894.64-190,764

Finding the Fourth Proportional to 250,146.72, 374,894.64 and 190,764

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Solution

The fourth proportional to 250,146.72, 374,894.64 and 190,764 is: 285,897.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,146.72 : 374,894.64 = 190,764 : x
  2. Step 2: Convert to fraction form
    250,146.72/374,894.64 = 190,764/x
  3. Step 3: Cross multiply
    250,146.72x = 374,894.64 × 190,764
  4. Step 4: Simplify right side
    250,146.72x = 71,516,401,104.96
  5. Step 5: Solve for x
    x = 71,516,401,104.96/250,146.72
  6. Step 6: Final answer
    x = 285,897.82

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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.