Home / 157,205.42-216,948.02-85,586.66

Finding the Fourth Proportional to 157,205.42, 216,948.02 and 85,586.66

Calculator

Solution

The fourth proportional to 157,205.42, 216,948.02 and 85,586.66 is: 118,112.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,205.42 : 216,948.02 = 85,586.66 : x
  2. Step 2: Convert to fraction form
    157,205.42/216,948.02 = 85,586.66/x
  3. Step 3: Cross multiply
    157,205.42x = 216,948.02 × 85,586.66
  4. Step 4: Simplify right side
    157,205.42x = 18,567,854,912.74
  5. Step 5: Solve for x
    x = 18,567,854,912.74/157,205.42
  6. Step 6: Final answer
    x = 118,112.06

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.