Home / 116,106.65-173,991.88-80,046.09

Finding the Fourth Proportional to 116,106.65, 173,991.88 and 80,046.09

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Solution

The fourth proportional to 116,106.65, 173,991.88 and 80,046.09 is: 119,953.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,106.65 : 173,991.88 = 80,046.09 : x
  2. Step 2: Convert to fraction form
    116,106.65/173,991.88 = 80,046.09/x
  3. Step 3: Cross multiply
    116,106.65x = 173,991.88 × 80,046.09
  4. Step 4: Simplify right side
    116,106.65x = 13,927,369,785.81
  5. Step 5: Solve for x
    x = 13,927,369,785.81/116,106.65
  6. Step 6: Final answer
    x = 119,953.25

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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.