Home / 75,319.64-103,944.36-45,109.88

Finding the Fourth Proportional to 75,319.64, 103,944.36 and 45,109.88

Calculator

Solution

The fourth proportional to 75,319.64, 103,944.36 and 45,109.88 is: 62,253.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,319.64 : 103,944.36 = 45,109.88 : x
  2. Step 2: Convert to fraction form
    75,319.64/103,944.36 = 45,109.88/x
  3. Step 3: Cross multiply
    75,319.64x = 103,944.36 × 45,109.88
  4. Step 4: Simplify right side
    75,319.64x = 4,688,917,606.28
  5. Step 5: Solve for x
    x = 4,688,917,606.28/75,319.64
  6. Step 6: Final answer
    x = 62,253.58

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.