Home / 134,101.80-185,063.75-73,676.36

Finding the Fourth Proportional to 134,101.80, 185,063.75 and 73,676.36

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Solution

The fourth proportional to 134,101.80, 185,063.75 and 73,676.36 is: 101,675.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,101.80 : 185,063.75 = 73,676.36 : x
  2. Step 2: Convert to fraction form
    134,101.80/185,063.75 = 73,676.36/x
  3. Step 3: Cross multiply
    134,101.80x = 185,063.75 × 73,676.36
  4. Step 4: Simplify right side
    134,101.80x = 13,634,823,421.63
  5. Step 5: Solve for x
    x = 13,634,823,421.63/134,101.80
  6. Step 6: Final answer
    x = 101,675.17

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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.