Home / 160,222.77-221,190.89-149,621.49

Finding the Fourth Proportional to 160,222.77, 221,190.89 and 149,621.49

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Solution

The fourth proportional to 160,222.77, 221,190.89 and 149,621.49 is: 206,555.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,222.77 : 221,190.89 = 149,621.49 : x
  2. Step 2: Convert to fraction form
    160,222.77/221,190.89 = 149,621.49/x
  3. Step 3: Cross multiply
    160,222.77x = 221,190.89 × 149,621.49
  4. Step 4: Simplify right side
    160,222.77x = 33,094,909,788.12
  5. Step 5: Solve for x
    x = 33,094,909,788.12/160,222.77
  6. Step 6: Final answer
    x = 206,555.60

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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.