Home / 190,599.72-285,909.84-50,354.52

Finding the Fourth Proportional to 190,599.72, 285,909.84 and 50,354.52

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Solution

The fourth proportional to 190,599.72, 285,909.84 and 50,354.52 is: 75,534.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,599.72 : 285,909.84 = 50,354.52 : x
  2. Step 2: Convert to fraction form
    190,599.72/285,909.84 = 50,354.52/x
  3. Step 3: Cross multiply
    190,599.72x = 285,909.84 × 50,354.52
  4. Step 4: Simplify right side
    190,599.72x = 14,396,852,756.48
  5. Step 5: Solve for x
    x = 14,396,852,756.48/190,599.72
  6. Step 6: Final answer
    x = 75,534.49

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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.