Home / 192,619.90-288,960.63-59,468.86

Finding the Fourth Proportional to 192,619.90, 288,960.63 and 59,468.86

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Solution

The fourth proportional to 192,619.90, 288,960.63 and 59,468.86 is: 89,212.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,619.90 : 288,960.63 = 59,468.86 : x
  2. Step 2: Convert to fraction form
    192,619.90/288,960.63 = 59,468.86/x
  3. Step 3: Cross multiply
    192,619.90x = 288,960.63 × 59,468.86
  4. Step 4: Simplify right side
    192,619.90x = 17,184,159,250.98
  5. Step 5: Solve for x
    x = 17,184,159,250.98/192,619.90
  6. Step 6: Final answer
    x = 89,212.79

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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.