Home / 134,406.22-185,479.16-73,975.57

Finding the Fourth Proportional to 134,406.22, 185,479.16 and 73,975.57

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Solution

The fourth proportional to 134,406.22, 185,479.16 and 73,975.57 is: 102,085.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,406.22 : 185,479.16 = 73,975.57 : x
  2. Step 2: Convert to fraction form
    134,406.22/185,479.16 = 73,975.57/x
  3. Step 3: Cross multiply
    134,406.22x = 185,479.16 × 73,975.57
  4. Step 4: Simplify right side
    134,406.22x = 13,720,926,584.12
  5. Step 5: Solve for x
    x = 13,720,926,584.12/134,406.22
  6. Step 6: Final answer
    x = 102,085.50

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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.