Home / 250,098.03-345,168.14-142,643.43

Finding the Fourth Proportional to 250,098.03, 345,168.14 and 142,643.43

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Solution

The fourth proportional to 250,098.03, 345,168.14 and 142,643.43 is: 196,866.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,098.03 : 345,168.14 = 142,643.43 : x
  2. Step 2: Convert to fraction form
    250,098.03/345,168.14 = 142,643.43/x
  3. Step 3: Cross multiply
    250,098.03x = 345,168.14 × 142,643.43
  4. Step 4: Simplify right side
    250,098.03x = 49,235,966,703.10
  5. Step 5: Solve for x
    x = 49,235,966,703.10/250,098.03
  6. Step 6: Final answer
    x = 196,866.67

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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.