Home / 286,948.34-395,975.33-159,632.50

Finding the Fourth Proportional to 286,948.34, 395,975.33 and 159,632.50

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Solution

The fourth proportional to 286,948.34, 395,975.33 and 159,632.50 is: 220,285.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,948.34 : 395,975.33 = 159,632.50 : x
  2. Step 2: Convert to fraction form
    286,948.34/395,975.33 = 159,632.50/x
  3. Step 3: Cross multiply
    286,948.34x = 395,975.33 × 159,632.50
  4. Step 4: Simplify right side
    286,948.34x = 63,210,531,866.23
  5. Step 5: Solve for x
    x = 63,210,531,866.23/286,948.34
  6. Step 6: Final answer
    x = 220,285.41

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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.