Home / 75,903.12-104,607.36-50,364.36

Finding the Fourth Proportional to 75,903.12, 104,607.36 and 50,364.36

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Solution

The fourth proportional to 75,903.12, 104,607.36 and 50,364.36 is: 69,410.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,903.12 : 104,607.36 = 50,364.36 : x
  2. Step 2: Convert to fraction form
    75,903.12/104,607.36 = 50,364.36/x
  3. Step 3: Cross multiply
    75,903.12x = 104,607.36 × 50,364.36
  4. Step 4: Simplify right side
    75,903.12x = 5,268,482,737.69
  5. Step 5: Solve for x
    x = 5,268,482,737.69/75,903.12
  6. Step 6: Final answer
    x = 69,410.62

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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.