Home / 282,874.04-390,365.70-162,054.44

Finding the Fourth Proportional to 282,874.04, 390,365.70 and 162,054.44

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Solution

The fourth proportional to 282,874.04, 390,365.70 and 162,054.44 is: 223,634.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,874.04 : 390,365.70 = 162,054.44 : x
  2. Step 2: Convert to fraction form
    282,874.04/390,365.70 = 162,054.44/x
  3. Step 3: Cross multiply
    282,874.04x = 390,365.70 × 162,054.44
  4. Step 4: Simplify right side
    282,874.04x = 63,260,494,908.71
  5. Step 5: Solve for x
    x = 63,260,494,908.71/282,874.04
  6. Step 6: Final answer
    x = 223,634.85

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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.