Home / 281,567.53-388,468.06-160,623.73

Finding the Fourth Proportional to 281,567.53, 388,468.06 and 160,623.73

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Solution

The fourth proportional to 281,567.53, 388,468.06 and 160,623.73 is: 221,606.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,567.53 : 388,468.06 = 160,623.73 : x
  2. Step 2: Convert to fraction form
    281,567.53/388,468.06 = 160,623.73/x
  3. Step 3: Cross multiply
    281,567.53x = 388,468.06 × 160,623.73
  4. Step 4: Simplify right side
    281,567.53x = 62,397,188,783.06
  5. Step 5: Solve for x
    x = 62,397,188,783.06/281,567.53
  6. Step 6: Final answer
    x = 221,606.48

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1.5x scale

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.