Home / 268,036.58-369,862.88-160,603.85

Finding the Fourth Proportional to 268,036.58, 369,862.88 and 160,603.85

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Solution

The fourth proportional to 268,036.58, 369,862.88 and 160,603.85 is: 221,616.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,036.58 : 369,862.88 = 160,603.85 : x
  2. Step 2: Convert to fraction form
    268,036.58/369,862.88 = 160,603.85/x
  3. Step 3: Cross multiply
    268,036.58x = 369,862.88 × 160,603.85
  4. Step 4: Simplify right side
    268,036.58x = 59,401,402,621.73
  5. Step 5: Solve for x
    x = 59,401,402,621.73/268,036.58
  6. Step 6: Final answer
    x = 221,616.77

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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.