Home / 239,872.12-358,920.32-192,341.93

Finding the Fourth Proportional to 239,872.12, 358,920.32 and 192,341.93

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Solution

The fourth proportional to 239,872.12, 358,920.32 and 192,341.93 is: 287,800.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,872.12 : 358,920.32 = 192,341.93 : x
  2. Step 2: Convert to fraction form
    239,872.12/358,920.32 = 192,341.93/x
  3. Step 3: Cross multiply
    239,872.12x = 358,920.32 × 192,341.93
  4. Step 4: Simplify right side
    239,872.12x = 69,035,424,308.71
  5. Step 5: Solve for x
    x = 69,035,424,308.71/239,872.12
  6. Step 6: Final answer
    x = 287,800.95

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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.