Home / 160,727.90-221,796.24-89,107.16

Finding the Fourth Proportional to 160,727.90, 221,796.24 and 89,107.16

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Solution

The fourth proportional to 160,727.90, 221,796.24 and 89,107.16 is: 122,963.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,727.90 : 221,796.24 = 89,107.16 : x
  2. Step 2: Convert to fraction form
    160,727.90/221,796.24 = 89,107.16/x
  3. Step 3: Cross multiply
    160,727.90x = 221,796.24 × 89,107.16
  4. Step 4: Simplify right side
    160,727.90x = 19,763,633,045.08
  5. Step 5: Solve for x
    x = 19,763,633,045.08/160,727.90
  6. Step 6: Final answer
    x = 122,963.30

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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.