Home / 119,181.75-164,430.77-67,491.80

Finding the Fourth Proportional to 119,181.75, 164,430.77 and 67,491.80

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Solution

The fourth proportional to 119,181.75, 164,430.77 and 67,491.80 is: 93,116.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,181.75 : 164,430.77 = 67,491.80 : x
  2. Step 2: Convert to fraction form
    119,181.75/164,430.77 = 67,491.80/x
  3. Step 3: Cross multiply
    119,181.75x = 164,430.77 × 67,491.80
  4. Step 4: Simplify right side
    119,181.75x = 11,097,728,885.03
  5. Step 5: Solve for x
    x = 11,097,728,885.03/119,181.75
  6. Step 6: Final answer
    x = 93,116.01

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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.