Home / 145,947.96-201,403.62-82,284.84

Finding the Fourth Proportional to 145,947.96, 201,403.62 and 82,284.84

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Solution

The fourth proportional to 145,947.96, 201,403.62 and 82,284.84 is: 113,550.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,947.96 : 201,403.62 = 82,284.84 : x
  2. Step 2: Convert to fraction form
    145,947.96/201,403.62 = 82,284.84/x
  3. Step 3: Cross multiply
    145,947.96x = 201,403.62 × 82,284.84
  4. Step 4: Simplify right side
    145,947.96x = 16,572,464,647.12
  5. Step 5: Solve for x
    x = 16,572,464,647.12/145,947.96
  6. Step 6: Final answer
    x = 113,550.51

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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.