Home / 199,627.10-275,397-135,073.34

Finding the Fourth Proportional to 199,627.10, 275,397 and 135,073.34

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Solution

The fourth proportional to 199,627.10, 275,397 and 135,073.34 is: 186,341.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,627.10 : 275,397 = 135,073.34 : x
  2. Step 2: Convert to fraction form
    199,627.10/275,397 = 135,073.34/x
  3. Step 3: Cross multiply
    199,627.10x = 275,397 × 135,073.34
  4. Step 4: Simplify right side
    199,627.10x = 37,198,792,615.98
  5. Step 5: Solve for x
    x = 37,198,792,615.98/199,627.10
  6. Step 6: Final answer
    x = 186,341.40

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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.