Home / 228,173.04-342,300.47-78,374.48

Finding the Fourth Proportional to 228,173.04, 342,300.47 and 78,374.48

Calculator

Solution

The fourth proportional to 228,173.04, 342,300.47 and 78,374.48 is: 117,575.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,173.04 : 342,300.47 = 78,374.48 : x
  2. Step 2: Convert to fraction form
    228,173.04/342,300.47 = 78,374.48/x
  3. Step 3: Cross multiply
    228,173.04x = 342,300.47 × 78,374.48
  4. Step 4: Simplify right side
    228,173.04x = 26,827,619,236.63
  5. Step 5: Solve for x
    x = 26,827,619,236.63/228,173.04
  6. Step 6: Final answer
    x = 117,575.76

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.