Home / 250,941.78-346,300.92-143,516.34

Finding the Fourth Proportional to 250,941.78, 346,300.92 and 143,516.34

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Solution

The fourth proportional to 250,941.78, 346,300.92 and 143,516.34 is: 198,053.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,941.78 : 346,300.92 = 143,516.34 : x
  2. Step 2: Convert to fraction form
    250,941.78/346,300.92 = 143,516.34/x
  3. Step 3: Cross multiply
    250,941.78x = 346,300.92 × 143,516.34
  4. Step 4: Simplify right side
    250,941.78x = 49,699,840,577.03
  5. Step 5: Solve for x
    x = 49,699,840,577.03/250,941.78
  6. Step 6: Final answer
    x = 198,053.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.