Home / 145,924.56-201,378.96-82,262.36

Finding the Fourth Proportional to 145,924.56, 201,378.96 and 82,262.36

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Solution

The fourth proportional to 145,924.56, 201,378.96 and 82,262.36 is: 113,523.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,924.56 : 201,378.96 = 82,262.36 : x
  2. Step 2: Convert to fraction form
    145,924.56/201,378.96 = 82,262.36/x
  3. Step 3: Cross multiply
    145,924.56x = 201,378.96 × 82,262.36
  4. Step 4: Simplify right side
    145,924.56x = 16,565,908,503.95
  5. Step 5: Solve for x
    x = 16,565,908,503.95/145,924.56
  6. Step 6: Final answer
    x = 113,523.79

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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.