Home / 160,943.77-222,091.90-89,320.33

Finding the Fourth Proportional to 160,943.77, 222,091.90 and 89,320.33

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Solution

The fourth proportional to 160,943.77, 222,091.90 and 89,320.33 is: 123,256.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,943.77 : 222,091.90 = 89,320.33 : x
  2. Step 2: Convert to fraction form
    160,943.77/222,091.90 = 89,320.33/x
  3. Step 3: Cross multiply
    160,943.77x = 222,091.90 × 89,320.33
  4. Step 4: Simplify right side
    160,943.77x = 19,837,321,798.33
  5. Step 5: Solve for x
    x = 19,837,321,798.33/160,943.77
  6. Step 6: Final answer
    x = 123,256.23

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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.