Home / 160,875.37-222,003.78-88,278.04

Finding the Fourth Proportional to 160,875.37, 222,003.78 and 88,278.04

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Solution

The fourth proportional to 160,875.37, 222,003.78 and 88,278.04 is: 121,821.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,875.37 : 222,003.78 = 88,278.04 : x
  2. Step 2: Convert to fraction form
    160,875.37/222,003.78 = 88,278.04/x
  3. Step 3: Cross multiply
    160,875.37x = 222,003.78 × 88,278.04
  4. Step 4: Simplify right side
    160,875.37x = 19,598,058,570.99
  5. Step 5: Solve for x
    x = 19,598,058,570.99/160,875.37
  6. Step 6: Final answer
    x = 121,821.37

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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.