Home / 75,816.84-104,626.08-43,991.22

Finding the Fourth Proportional to 75,816.84, 104,626.08 and 43,991.22

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Solution

The fourth proportional to 75,816.84, 104,626.08 and 43,991.22 is: 60,707.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,816.84 : 104,626.08 = 43,991.22 : x
  2. Step 2: Convert to fraction form
    75,816.84/104,626.08 = 43,991.22/x
  3. Step 3: Cross multiply
    75,816.84x = 104,626.08 × 43,991.22
  4. Step 4: Simplify right side
    75,816.84x = 4,602,628,903.02
  5. Step 5: Solve for x
    x = 4,602,628,903.02/75,816.84
  6. Step 6: Final answer
    x = 60,707.21

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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.