Home / 268,639.02-370,688.09-181,613.37

Finding the Fourth Proportional to 268,639.02, 370,688.09 and 181,613.37

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Solution

The fourth proportional to 268,639.02, 370,688.09 and 181,613.37 is: 250,603.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,639.02 : 370,688.09 = 181,613.37 : x
  2. Step 2: Convert to fraction form
    268,639.02/370,688.09 = 181,613.37/x
  3. Step 3: Cross multiply
    268,639.02x = 370,688.09 × 181,613.37
  4. Step 4: Simplify right side
    268,639.02x = 67,321,912,335.70
  5. Step 5: Solve for x
    x = 67,321,912,335.70/268,639.02
  6. Step 6: Final answer
    x = 250,603.63

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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.