Home / 214,477.88-321,708.74-64,714.17

Finding the Fourth Proportional to 214,477.88, 321,708.74 and 64,714.17

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Solution

The fourth proportional to 214,477.88, 321,708.74 and 64,714.17 is: 97,068.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,477.88 : 321,708.74 = 64,714.17 : x
  2. Step 2: Convert to fraction form
    214,477.88/321,708.74 = 64,714.17/x
  3. Step 3: Cross multiply
    214,477.88x = 321,708.74 × 64,714.17
  4. Step 4: Simplify right side
    214,477.88x = 20,819,115,155.69
  5. Step 5: Solve for x
    x = 20,819,115,155.69/214,477.88
  6. Step 6: Final answer
    x = 97,068.82

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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.