Home / 190,908.50-286,483.33-106,723.88

Finding the Fourth Proportional to 190,908.50, 286,483.33 and 106,723.88

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Solution

The fourth proportional to 190,908.50, 286,483.33 and 106,723.88 is: 160,153.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,908.50 : 286,483.33 = 106,723.88 : x
  2. Step 2: Convert to fraction form
    190,908.50/286,483.33 = 106,723.88/x
  3. Step 3: Cross multiply
    190,908.50x = 286,483.33 × 106,723.88
  4. Step 4: Simplify right side
    190,908.50x = 30,574,612,308.22
  5. Step 5: Solve for x
    x = 30,574,612,308.22/190,908.50
  6. Step 6: Final answer
    x = 160,153.23

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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.