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Finding the Fourth Proportional to 97,968.83, 147,018.83 and 35,639.33

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Solution

The fourth proportional to 97,968.83, 147,018.83 and 35,639.33 is: 53,482.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,968.83 : 147,018.83 = 35,639.33 : x
  2. Step 2: Convert to fraction form
    97,968.83/147,018.83 = 35,639.33/x
  3. Step 3: Cross multiply
    97,968.83x = 147,018.83 × 35,639.33
  4. Step 4: Simplify right side
    97,968.83x = 5,239,652,787.93
  5. Step 5: Solve for x
    x = 5,239,652,787.93/97,968.83
  6. Step 6: Final answer
    x = 53,482.85

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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.