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Finding the Fourth Proportional to 160,772.52, 241,170.30 and 42,442.68

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Solution

The fourth proportional to 160,772.52, 241,170.30 and 42,442.68 is: 63,667.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,772.52 : 241,170.30 = 42,442.68 : x
  2. Step 2: Convert to fraction form
    160,772.52/241,170.30 = 42,442.68/x
  3. Step 3: Cross multiply
    160,772.52x = 241,170.30 × 42,442.68
  4. Step 4: Simplify right side
    160,772.52x = 10,235,913,868.40
  5. Step 5: Solve for x
    x = 10,235,913,868.40/160,772.52
  6. Step 6: Final answer
    x = 63,667.06

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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.