Home / 70,895.02-97,835.16-39,063.64

Finding the Fourth Proportional to 70,895.02, 97,835.16 and 39,063.64

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Solution

The fourth proportional to 70,895.02, 97,835.16 and 39,063.64 is: 53,907.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,895.02 : 97,835.16 = 39,063.64 : x
  2. Step 2: Convert to fraction form
    70,895.02/97,835.16 = 39,063.64/x
  3. Step 3: Cross multiply
    70,895.02x = 97,835.16 × 39,063.64
  4. Step 4: Simplify right side
    70,895.02x = 3,821,797,469.58
  5. Step 5: Solve for x
    x = 3,821,797,469.58/70,895.02
  6. Step 6: Final answer
    x = 53,907.84

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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.