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Finding the Fourth Proportional to 160,667.95, 241,146.47 and 85,852.04

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Solution

The fourth proportional to 160,667.95, 241,146.47 and 85,852.04 is: 128,855.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,667.95 : 241,146.47 = 85,852.04 : x
  2. Step 2: Convert to fraction form
    160,667.95/241,146.47 = 85,852.04/x
  3. Step 3: Cross multiply
    160,667.95x = 241,146.47 × 85,852.04
  4. Step 4: Simplify right side
    160,667.95x = 20,702,916,388.30
  5. Step 5: Solve for x
    x = 20,702,916,388.30/160,667.95
  6. Step 6: Final answer
    x = 128,855.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.