Home / 131,342.50-181,252.89-71,726.50

Finding the Fourth Proportional to 131,342.50, 181,252.89 and 71,726.50

Calculator

Solution

The fourth proportional to 131,342.50, 181,252.89 and 71,726.50 is: 98,982.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,342.50 : 181,252.89 = 71,726.50 : x
  2. Step 2: Convert to fraction form
    131,342.50/181,252.89 = 71,726.50/x
  3. Step 3: Cross multiply
    131,342.50x = 181,252.89 × 71,726.50
  4. Step 4: Simplify right side
    131,342.50x = 13,000,635,414.59
  5. Step 5: Solve for x
    x = 13,000,635,414.59/131,342.50
  6. Step 6: Final answer
    x = 98,982.70

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.