Home / 282,447.29-389,682.44-159,922.95

Finding the Fourth Proportional to 282,447.29, 389,682.44 and 159,922.95

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Solution

The fourth proportional to 282,447.29, 389,682.44 and 159,922.95 is: 220,639.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,447.29 : 389,682.44 = 159,922.95 : x
  2. Step 2: Convert to fraction form
    282,447.29/389,682.44 = 159,922.95/x
  3. Step 3: Cross multiply
    282,447.29x = 389,682.44 × 159,922.95
  4. Step 4: Simplify right side
    282,447.29x = 62,319,164,802.77
  5. Step 5: Solve for x
    x = 62,319,164,802.77/282,447.29
  6. Step 6: Final answer
    x = 220,639.98

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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.