Home / 104,665.30-157,034.40-45,543.40

Finding the Fourth Proportional to 104,665.30, 157,034.40 and 45,543.40

Calculator

Solution

The fourth proportional to 104,665.30, 157,034.40 and 45,543.40 is: 68,330.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,665.30 : 157,034.40 = 45,543.40 : x
  2. Step 2: Convert to fraction form
    104,665.30/157,034.40 = 45,543.40/x
  3. Step 3: Cross multiply
    104,665.30x = 157,034.40 × 45,543.40
  4. Step 4: Simplify right side
    104,665.30x = 7,151,880,492.96
  5. Step 5: Solve for x
    x = 7,151,880,492.96/104,665.30
  6. Step 6: Final answer
    x = 68,330.96

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.