Home / 286,873.48-395,837.30-159,532.04

Finding the Fourth Proportional to 286,873.48, 395,837.30 and 159,532.04

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Solution

The fourth proportional to 286,873.48, 395,837.30 and 159,532.04 is: 220,127.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,873.48 : 395,837.30 = 159,532.04 : x
  2. Step 2: Convert to fraction form
    286,873.48/395,837.30 = 159,532.04/x
  3. Step 3: Cross multiply
    286,873.48x = 395,837.30 × 159,532.04
  4. Step 4: Simplify right side
    286,873.48x = 63,148,731,977.09
  5. Step 5: Solve for x
    x = 63,148,731,977.09/286,873.48
  6. Step 6: Final answer
    x = 220,127.47

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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.