Home / 268,683.32-370,782.96-147,822.02

Finding the Fourth Proportional to 268,683.32, 370,782.96 and 147,822.02

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Solution

The fourth proportional to 268,683.32, 370,782.96 and 147,822.02 is: 203,994.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,683.32 : 370,782.96 = 147,822.02 : x
  2. Step 2: Convert to fraction form
    268,683.32/370,782.96 = 147,822.02/x
  3. Step 3: Cross multiply
    268,683.32x = 370,782.96 × 147,822.02
  4. Step 4: Simplify right side
    268,683.32x = 54,809,886,128.78
  5. Step 5: Solve for x
    x = 54,809,886,128.78/268,683.32
  6. Step 6: Final answer
    x = 203,994.38

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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.