Home / 150,522.35-207,730.43-99,445.47

Finding the Fourth Proportional to 150,522.35, 207,730.43 and 99,445.47

Calculator

Solution

The fourth proportional to 150,522.35, 207,730.43 and 99,445.47 is: 137,241.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,522.35 : 207,730.43 = 99,445.47 : x
  2. Step 2: Convert to fraction form
    150,522.35/207,730.43 = 99,445.47/x
  3. Step 3: Cross multiply
    150,522.35x = 207,730.43 × 99,445.47
  4. Step 4: Simplify right side
    150,522.35x = 20,657,849,747.42
  5. Step 5: Solve for x
    x = 20,657,849,747.42/150,522.35
  6. Step 6: Final answer
    x = 137,241.08

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.