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Finding the Fourth Proportional to 160,636.04, 221,679.04 and 89,017.26

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Solution

The fourth proportional to 160,636.04, 221,679.04 and 89,017.26 is: 122,844.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,636.04 : 221,679.04 = 89,017.26 : x
  2. Step 2: Convert to fraction form
    160,636.04/221,679.04 = 89,017.26/x
  3. Step 3: Cross multiply
    160,636.04x = 221,679.04 × 89,017.26
  4. Step 4: Simplify right side
    160,636.04x = 19,733,260,740.23
  5. Step 5: Solve for x
    x = 19,733,260,740.23/160,636.04
  6. Step 6: Final answer
    x = 122,844.54

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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.