Home / 134,467.74-185,563.92-74,037.15

Finding the Fourth Proportional to 134,467.74, 185,563.92 and 74,037.15

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Solution

The fourth proportional to 134,467.74, 185,563.92 and 74,037.15 is: 102,170.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,467.74 : 185,563.92 = 74,037.15 : x
  2. Step 2: Convert to fraction form
    134,467.74/185,563.92 = 74,037.15/x
  3. Step 3: Cross multiply
    134,467.74x = 185,563.92 × 74,037.15
  4. Step 4: Simplify right side
    134,467.74x = 13,738,623,779.63
  5. Step 5: Solve for x
    x = 13,738,623,779.63/134,467.74
  6. Step 6: Final answer
    x = 102,170.41

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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.