Home / 116,424-160,691.04-73,974.24

Finding the Fourth Proportional to 116,424, 160,691.04 and 73,974.24

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Solution

The fourth proportional to 116,424, 160,691.04 and 73,974.24 is: 102,100.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,424 : 160,691.04 = 73,974.24 : x
  2. Step 2: Convert to fraction form
    116,424/160,691.04 = 73,974.24/x
  3. Step 3: Cross multiply
    116,424x = 160,691.04 × 73,974.24
  4. Step 4: Simplify right side
    116,424x = 11,886,997,558.81
  5. Step 5: Solve for x
    x = 11,886,997,558.81/116,424
  6. Step 6: Final answer
    x = 102,100.92

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1.5x scale

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.