Home / 70,958.04-97,926.34-39,126.84

Finding the Fourth Proportional to 70,958.04, 97,926.34 and 39,126.84

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Solution

The fourth proportional to 70,958.04, 97,926.34 and 39,126.84 is: 53,997.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,958.04 : 97,926.34 = 39,126.84 : x
  2. Step 2: Convert to fraction form
    70,958.04/97,926.34 = 39,126.84/x
  3. Step 3: Cross multiply
    70,958.04x = 97,926.34 × 39,126.84
  4. Step 4: Simplify right side
    70,958.04x = 3,831,548,236.97
  5. Step 5: Solve for x
    x = 3,831,548,236.97/70,958.04
  6. Step 6: Final answer
    x = 53,997.38

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1.5x scale

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.