Home / 240,579.10-332,014.56-138,602.71

Finding the Fourth Proportional to 240,579.10, 332,014.56 and 138,602.71

Calculator

Solution

The fourth proportional to 240,579.10, 332,014.56 and 138,602.71 is: 191,280.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,579.10 : 332,014.56 = 138,602.71 : x
  2. Step 2: Convert to fraction form
    240,579.10/332,014.56 = 138,602.71/x
  3. Step 3: Cross multiply
    240,579.10x = 332,014.56 × 138,602.71
  4. Step 4: Simplify right side
    240,579.10x = 46,018,117,775.46
  5. Step 5: Solve for x
    x = 46,018,117,775.46/240,579.10
  6. Step 6: Final answer
    x = 191,280.61

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.