Home / 220,421.22-330,312.71-151,962.50

Finding the Fourth Proportional to 220,421.22, 330,312.71 and 151,962.50

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Solution

The fourth proportional to 220,421.22, 330,312.71 and 151,962.50 is: 227,723.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,421.22 : 330,312.71 = 151,962.50 : x
  2. Step 2: Convert to fraction form
    220,421.22/330,312.71 = 151,962.50/x
  3. Step 3: Cross multiply
    220,421.22x = 330,312.71 × 151,962.50
  4. Step 4: Simplify right side
    220,421.22x = 50,195,145,171.03
  5. Step 5: Solve for x
    x = 50,195,145,171.03/220,421.22
  6. Step 6: Final answer
    x = 227,723.75

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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.