Home / 190,502.31-285,731.58-50,271.87

Finding the Fourth Proportional to 190,502.31, 285,731.58 and 50,271.87

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Solution

The fourth proportional to 190,502.31, 285,731.58 and 50,271.87 is: 75,402.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,502.31 : 285,731.58 = 50,271.87 : x
  2. Step 2: Convert to fraction form
    190,502.31/285,731.58 = 50,271.87/x
  3. Step 3: Cross multiply
    190,502.31x = 285,731.58 × 50,271.87
  4. Step 4: Simplify right side
    190,502.31x = 14,364,260,844.65
  5. Step 5: Solve for x
    x = 14,364,260,844.65/190,502.31
  6. Step 6: Final answer
    x = 75,402.03

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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.