Home / 188,814.77-283,222.16-70,495.34

Finding the Fourth Proportional to 188,814.77, 283,222.16 and 70,495.34

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Solution

The fourth proportional to 188,814.77, 283,222.16 and 70,495.34 is: 105,743.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,814.77 : 283,222.16 = 70,495.34 : x
  2. Step 2: Convert to fraction form
    188,814.77/283,222.16 = 70,495.34/x
  3. Step 3: Cross multiply
    188,814.77x = 283,222.16 × 70,495.34
  4. Step 4: Simplify right side
    188,814.77x = 19,965,842,220.86
  5. Step 5: Solve for x
    x = 19,965,842,220.86/188,814.77
  6. Step 6: Final answer
    x = 105,743.01

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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.