Home / 196,014.60-270,561.06-155,799.72

Finding the Fourth Proportional to 196,014.60, 270,561.06 and 155,799.72

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Solution

The fourth proportional to 196,014.60, 270,561.06 and 155,799.72 is: 215,052.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,014.60 : 270,561.06 = 155,799.72 : x
  2. Step 2: Convert to fraction form
    196,014.60/270,561.06 = 155,799.72/x
  3. Step 3: Cross multiply
    196,014.60x = 270,561.06 × 155,799.72
  4. Step 4: Simplify right side
    196,014.60x = 42,153,337,390.90
  5. Step 5: Solve for x
    x = 42,153,337,390.90/196,014.60
  6. Step 6: Final answer
    x = 215,052.03

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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.