Home / 357,079.17-535,621.90-90,839.97

Finding the Fourth Proportional to 357,079.17, 535,621.90 and 90,839.97

Calculator

Solution

The fourth proportional to 357,079.17, 535,621.90 and 90,839.97 is: 136,260.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,079.17 : 535,621.90 = 90,839.97 : x
  2. Step 2: Convert to fraction form
    357,079.17/535,621.90 = 90,839.97/x
  3. Step 3: Cross multiply
    357,079.17x = 535,621.90 × 90,839.97
  4. Step 4: Simplify right side
    357,079.17x = 48,655,877,327.34
  5. Step 5: Solve for x
    x = 48,655,877,327.34/357,079.17
  6. Step 6: Final answer
    x = 136,260.76

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.