Home / 153,805.80-230,708.70-83,821.80

Finding the Fourth Proportional to 153,805.80, 230,708.70 and 83,821.80

Calculator

Solution

The fourth proportional to 153,805.80, 230,708.70 and 83,821.80 is: 125,732.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,805.80 : 230,708.70 = 83,821.80 : x
  2. Step 2: Convert to fraction form
    153,805.80/230,708.70 = 83,821.80/x
  3. Step 3: Cross multiply
    153,805.80x = 230,708.70 × 83,821.80
  4. Step 4: Simplify right side
    153,805.80x = 19,338,418,509.66
  5. Step 5: Solve for x
    x = 19,338,418,509.66/153,805.80
  6. Step 6: Final answer
    x = 125,732.70

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.