Home / 192,559.23-288,838.88-72,583.67

Finding the Fourth Proportional to 192,559.23, 288,838.88 and 72,583.67

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Solution

The fourth proportional to 192,559.23, 288,838.88 and 72,583.67 is: 108,875.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,559.23 : 288,838.88 = 72,583.67 : x
  2. Step 2: Convert to fraction form
    192,559.23/288,838.88 = 72,583.67/x
  3. Step 3: Cross multiply
    192,559.23x = 288,838.88 × 72,583.67
  4. Step 4: Simplify right side
    192,559.23x = 20,964,984,141.98
  5. Step 5: Solve for x
    x = 20,964,984,141.98/192,559.23
  6. Step 6: Final answer
    x = 108,875.51

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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.