Home / 119,201.32-164,457.71-67,511.37

Finding the Fourth Proportional to 119,201.32, 164,457.71 and 67,511.37

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Solution

The fourth proportional to 119,201.32, 164,457.71 and 67,511.37 is: 93,142.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,201.32 : 164,457.71 = 67,511.37 : x
  2. Step 2: Convert to fraction form
    119,201.32/164,457.71 = 67,511.37/x
  3. Step 3: Cross multiply
    119,201.32x = 164,457.71 × 67,511.37
  4. Step 4: Simplify right side
    119,201.32x = 11,102,765,841.49
  5. Step 5: Solve for x
    x = 11,102,765,841.49/119,201.32
  6. Step 6: Final answer
    x = 93,142.98

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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.