Home / 220,271.45-330,501.36-92,217.64

Finding the Fourth Proportional to 220,271.45, 330,501.36 and 92,217.64

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Solution

The fourth proportional to 220,271.45, 330,501.36 and 92,217.64 is: 138,365.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,271.45 : 330,501.36 = 92,217.64 : x
  2. Step 2: Convert to fraction form
    220,271.45/330,501.36 = 92,217.64/x
  3. Step 3: Cross multiply
    220,271.45x = 330,501.36 × 92,217.64
  4. Step 4: Simplify right side
    220,271.45x = 30,478,055,575.24
  5. Step 5: Solve for x
    x = 30,478,055,575.24/220,271.45
  6. Step 6: Final answer
    x = 138,365.89

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1.5x scale

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.