Home / 207,281.20-286,048.04-117,857.20

Finding the Fourth Proportional to 207,281.20, 286,048.04 and 117,857.20

Calculator

Solution

The fourth proportional to 207,281.20, 286,048.04 and 117,857.20 is: 162,642.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,281.20 : 286,048.04 = 117,857.20 : x
  2. Step 2: Convert to fraction form
    207,281.20/286,048.04 = 117,857.20/x
  3. Step 3: Cross multiply
    207,281.20x = 286,048.04 × 117,857.20
  4. Step 4: Simplify right side
    207,281.20x = 33,712,821,059.89
  5. Step 5: Solve for x
    x = 33,712,821,059.89/207,281.20
  6. Step 6: Final answer
    x = 162,642.93

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.