Home / 190,023.10-285,034.65-49,795.90

Finding the Fourth Proportional to 190,023.10, 285,034.65 and 49,795.90

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Solution

The fourth proportional to 190,023.10, 285,034.65 and 49,795.90 is: 74,693.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,023.10 : 285,034.65 = 49,795.90 : x
  2. Step 2: Convert to fraction form
    190,023.10/285,034.65 = 49,795.90/x
  3. Step 3: Cross multiply
    190,023.10x = 285,034.65 × 49,795.90
  4. Step 4: Simplify right side
    190,023.10x = 14,193,556,927.94
  5. Step 5: Solve for x
    x = 14,193,556,927.94/190,023.10
  6. Step 6: Final answer
    x = 74,693.85

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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.