Home / 70,784.08-106,241.76-35,748.32

Finding the Fourth Proportional to 70,784.08, 106,241.76 and 35,748.32

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Solution

The fourth proportional to 70,784.08, 106,241.76 and 35,748.32 is: 53,655.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,784.08 : 106,241.76 = 35,748.32 : x
  2. Step 2: Convert to fraction form
    70,784.08/106,241.76 = 35,748.32/x
  3. Step 3: Cross multiply
    70,784.08x = 106,241.76 × 35,748.32
  4. Step 4: Simplify right side
    70,784.08x = 3,797,964,433.84
  5. Step 5: Solve for x
    x = 3,797,964,433.84/70,784.08
  6. Step 6: Final answer
    x = 53,655.63

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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.