Home / 214,823.60-321,744.57-102,582.44

Finding the Fourth Proportional to 214,823.60, 321,744.57 and 102,582.44

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Solution

The fourth proportional to 214,823.60, 321,744.57 and 102,582.44 is: 153,639.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,823.60 : 321,744.57 = 102,582.44 : x
  2. Step 2: Convert to fraction form
    214,823.60/321,744.57 = 102,582.44/x
  3. Step 3: Cross multiply
    214,823.60x = 321,744.57 × 102,582.44
  4. Step 4: Simplify right side
    214,823.60x = 33,005,343,047.35
  5. Step 5: Solve for x
    x = 33,005,343,047.35/214,823.60
  6. Step 6: Final answer
    x = 153,639.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.