Home / 189,713.73-284,563.81-47,560.19

Finding the Fourth Proportional to 189,713.73, 284,563.81 and 47,560.19

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Solution

The fourth proportional to 189,713.73, 284,563.81 and 47,560.19 is: 71,338.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,713.73 : 284,563.81 = 47,560.19 : x
  2. Step 2: Convert to fraction form
    189,713.73/284,563.81 = 47,560.19/x
  3. Step 3: Cross multiply
    189,713.73x = 284,563.81 × 47,560.19
  4. Step 4: Simplify right side
    189,713.73x = 13,533,907,507.36
  5. Step 5: Solve for x
    x = 13,533,907,507.36/189,713.73
  6. Step 6: Final answer
    x = 71,338.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.