Home / 162,420.20-243,284.70-134,772.20

Finding the Fourth Proportional to 162,420.20, 243,284.70 and 134,772.20

Calculator

Solution

The fourth proportional to 162,420.20, 243,284.70 and 134,772.20 is: 201,871.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,420.20 : 243,284.70 = 134,772.20 : x
  2. Step 2: Convert to fraction form
    162,420.20/243,284.70 = 134,772.20/x
  3. Step 3: Cross multiply
    162,420.20x = 243,284.70 × 134,772.20
  4. Step 4: Simplify right side
    162,420.20x = 32,788,014,245.34
  5. Step 5: Solve for x
    x = 32,788,014,245.34/162,420.20
  6. Step 6: Final answer
    x = 201,871.53

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.