Home / 153,001.18-211,137.44-85,016.41

Finding the Fourth Proportional to 153,001.18, 211,137.44 and 85,016.41

Calculator

Solution

The fourth proportional to 153,001.18, 211,137.44 and 85,016.41 is: 117,320.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,001.18 : 211,137.44 = 85,016.41 : x
  2. Step 2: Convert to fraction form
    153,001.18/211,137.44 = 85,016.41/x
  3. Step 3: Cross multiply
    153,001.18x = 211,137.44 × 85,016.41
  4. Step 4: Simplify right side
    153,001.18x = 17,950,147,165.39
  5. Step 5: Solve for x
    x = 17,950,147,165.39/153,001.18
  6. Step 6: Final answer
    x = 117,320.32

Related Problems

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.