Home / 160,601.41-221,620.69-88,977.16

Finding the Fourth Proportional to 160,601.41, 221,620.69 and 88,977.16

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Solution

The fourth proportional to 160,601.41, 221,620.69 and 88,977.16 is: 122,783.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,601.41 : 221,620.69 = 88,977.16 : x
  2. Step 2: Convert to fraction form
    160,601.41/221,620.69 = 88,977.16/x
  3. Step 3: Cross multiply
    160,601.41x = 221,620.69 × 88,977.16
  4. Step 4: Simplify right side
    160,601.41x = 19,719,179,593.44
  5. Step 5: Solve for x
    x = 19,719,179,593.44/160,601.41
  6. Step 6: Final answer
    x = 122,783.35

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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.