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Finding the Fourth Proportional to 95,840.76, 143,783.01 and 29,290.35

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Solution

The fourth proportional to 95,840.76, 143,783.01 and 29,290.35 is: 43,942.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,840.76 : 143,783.01 = 29,290.35 : x
  2. Step 2: Convert to fraction form
    95,840.76/143,783.01 = 29,290.35/x
  3. Step 3: Cross multiply
    95,840.76x = 143,783.01 × 29,290.35
  4. Step 4: Simplify right side
    95,840.76x = 4,211,454,686.95
  5. Step 5: Solve for x
    x = 4,211,454,686.95/95,840.76
  6. Step 6: Final answer
    x = 43,942.21

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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.