Home / 158,624.56-218,908.02-87,007.60

Finding the Fourth Proportional to 158,624.56, 218,908.02 and 87,007.60

Calculator

Solution

The fourth proportional to 158,624.56, 218,908.02 and 87,007.60 is: 120,073.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,624.56 : 218,908.02 = 87,007.60 : x
  2. Step 2: Convert to fraction form
    158,624.56/218,908.02 = 87,007.60/x
  3. Step 3: Cross multiply
    158,624.56x = 218,908.02 × 87,007.60
  4. Step 4: Simplify right side
    158,624.56x = 19,046,661,440.95
  5. Step 5: Solve for x
    x = 19,046,661,440.95/158,624.56
  6. Step 6: Final answer
    x = 120,073.85

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.