Home / 70,619.20-97,517.78-52,683.06

Finding the Fourth Proportional to 70,619.20, 97,517.78 and 52,683.06

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Solution

The fourth proportional to 70,619.20, 97,517.78 and 52,683.06 is: 72,749.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,619.20 : 97,517.78 = 52,683.06 : x
  2. Step 2: Convert to fraction form
    70,619.20/97,517.78 = 52,683.06/x
  3. Step 3: Cross multiply
    70,619.20x = 97,517.78 × 52,683.06
  4. Step 4: Simplify right side
    70,619.20x = 5,137,535,054.81
  5. Step 5: Solve for x
    x = 5,137,535,054.81/70,619.20
  6. Step 6: Final answer
    x = 72,749.83

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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.