Home / 210,175.48-315,431.34-110,394.52

Finding the Fourth Proportional to 210,175.48, 315,431.34 and 110,394.52

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Solution

The fourth proportional to 210,175.48, 315,431.34 and 110,394.52 is: 165,680.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,175.48 : 315,431.34 = 110,394.52 : x
  2. Step 2: Convert to fraction form
    210,175.48/315,431.34 = 110,394.52/x
  3. Step 3: Cross multiply
    210,175.48x = 315,431.34 × 110,394.52
  4. Step 4: Simplify right side
    210,175.48x = 34,821,889,795.10
  5. Step 5: Solve for x
    x = 34,821,889,795.10/210,175.48
  6. Step 6: Final answer
    x = 165,680.08

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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.