Home / 104,094.60-143,528.94-98,489.40

Finding the Fourth Proportional to 104,094.60, 143,528.94 and 98,489.40

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Solution

The fourth proportional to 104,094.60, 143,528.94 and 98,489.40 is: 135,800.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,094.60 : 143,528.94 = 98,489.40 : x
  2. Step 2: Convert to fraction form
    104,094.60/143,528.94 = 98,489.40/x
  3. Step 3: Cross multiply
    104,094.60x = 143,528.94 × 98,489.40
  4. Step 4: Simplify right side
    104,094.60x = 14,136,079,183.24
  5. Step 5: Solve for x
    x = 14,136,079,183.24/104,094.60
  6. Step 6: Final answer
    x = 135,800.31

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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.