Home / 134,404.71-185,477.09-73,974.06

Finding the Fourth Proportional to 134,404.71, 185,477.09 and 73,974.06

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Solution

The fourth proportional to 134,404.71, 185,477.09 and 73,974.06 is: 102,083.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,404.71 : 185,477.09 = 73,974.06 : x
  2. Step 2: Convert to fraction form
    134,404.71/185,477.09 = 73,974.06/x
  3. Step 3: Cross multiply
    134,404.71x = 185,477.09 × 73,974.06
  4. Step 4: Simplify right side
    134,404.71x = 13,720,493,014.42
  5. Step 5: Solve for x
    x = 13,720,493,014.42/134,404.71
  6. Step 6: Final answer
    x = 102,083.42

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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.