Home / 160,885.77-222,032.79-89,273.67

Finding the Fourth Proportional to 160,885.77, 222,032.79 and 89,273.67

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Solution

The fourth proportional to 160,885.77, 222,032.79 and 89,273.67 is: 123,203.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,885.77 : 222,032.79 = 89,273.67 : x
  2. Step 2: Convert to fraction form
    160,885.77/222,032.79 = 89,273.67/x
  3. Step 3: Cross multiply
    160,885.77x = 222,032.79 × 89,273.67
  4. Step 4: Simplify right side
    160,885.77x = 19,821,682,023.64
  5. Step 5: Solve for x
    x = 19,821,682,023.64/160,885.77
  6. Step 6: Final answer
    x = 123,203.45

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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.