Home / 268,442.27-370,447-147,582.50

Finding the Fourth Proportional to 268,442.27, 370,447 and 147,582.50

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Solution

The fourth proportional to 268,442.27, 370,447 and 147,582.50 is: 203,662.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,442.27 : 370,447 = 147,582.50 : x
  2. Step 2: Convert to fraction form
    268,442.27/370,447 = 147,582.50/x
  3. Step 3: Cross multiply
    268,442.27x = 370,447 × 147,582.50
  4. Step 4: Simplify right side
    268,442.27x = 54,671,494,377.50
  5. Step 5: Solve for x
    x = 54,671,494,377.50/268,442.27
  6. Step 6: Final answer
    x = 203,662.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.