Home / 160,635.04-221,677.66-89,016.26

Finding the Fourth Proportional to 160,635.04, 221,677.66 and 89,016.26

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Solution

The fourth proportional to 160,635.04, 221,677.66 and 89,016.26 is: 122,843.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,635.04 : 221,677.66 = 89,016.26 : x
  2. Step 2: Convert to fraction form
    160,635.04/221,677.66 = 89,016.26/x
  3. Step 3: Cross multiply
    160,635.04x = 221,677.66 × 89,016.26
  4. Step 4: Simplify right side
    160,635.04x = 19,732,915,442.02
  5. Step 5: Solve for x
    x = 19,732,915,442.02/160,635.04
  6. Step 6: Final answer
    x = 122,843.16

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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.