Home / 119,181.64-164,430.52-67,491.66

Finding the Fourth Proportional to 119,181.64, 164,430.52 and 67,491.66

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Solution

The fourth proportional to 119,181.64, 164,430.52 and 67,491.66 is: 93,115.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,181.64 : 164,430.52 = 67,491.66 : x
  2. Step 2: Convert to fraction form
    119,181.64/164,430.52 = 67,491.66/x
  3. Step 3: Cross multiply
    119,181.64x = 164,430.52 × 67,491.66
  4. Step 4: Simplify right side
    119,181.64x = 11,097,688,659.73
  5. Step 5: Solve for x
    x = 11,097,688,659.73/119,181.64
  6. Step 6: Final answer
    x = 93,115.76

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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.