Home / 268,378.04-370,357.43-147,516.73

Finding the Fourth Proportional to 268,378.04, 370,357.43 and 147,516.73

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Solution

The fourth proportional to 268,378.04, 370,357.43 and 147,516.73 is: 203,570.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,378.04 : 370,357.43 = 147,516.73 : x
  2. Step 2: Convert to fraction form
    268,378.04/370,357.43 = 147,516.73/x
  3. Step 3: Cross multiply
    268,378.04x = 370,357.43 × 147,516.73
  4. Step 4: Simplify right side
    268,378.04x = 54,633,916,171.11
  5. Step 5: Solve for x
    x = 54,633,916,171.11/268,378.04
  6. Step 6: Final answer
    x = 203,570.74

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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.