Home / 160,485.96-221,467.90-88,864.44

Finding the Fourth Proportional to 160,485.96, 221,467.90 and 88,864.44

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Solution

The fourth proportional to 160,485.96, 221,467.90 and 88,864.44 is: 122,631.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,485.96 : 221,467.90 = 88,864.44 : x
  2. Step 2: Convert to fraction form
    160,485.96/221,467.90 = 88,864.44/x
  3. Step 3: Cross multiply
    160,485.96x = 221,467.90 × 88,864.44
  4. Step 4: Simplify right side
    160,485.96x = 19,680,620,911.48
  5. Step 5: Solve for x
    x = 19,680,620,911.48/160,485.96
  6. Step 6: Final answer
    x = 122,631.42

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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.