Home / 145,383.56-217,993.33-56,535.32

Finding the Fourth Proportional to 145,383.56, 217,993.33 and 56,535.32

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Solution

The fourth proportional to 145,383.56, 217,993.33 and 56,535.32 is: 84,771.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,383.56 : 217,993.33 = 56,535.32 : x
  2. Step 2: Convert to fraction form
    145,383.56/217,993.33 = 56,535.32/x
  3. Step 3: Cross multiply
    145,383.56x = 217,993.33 × 56,535.32
  4. Step 4: Simplify right side
    145,383.56x = 12,324,321,740.84
  5. Step 5: Solve for x
    x = 12,324,321,740.84/145,383.56
  6. Step 6: Final answer
    x = 84,771.08

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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.