Home / 134,622.16-185,739.93-86,902.66

Finding the Fourth Proportional to 134,622.16, 185,739.93 and 86,902.66

Calculator

Solution

The fourth proportional to 134,622.16, 185,739.93 and 86,902.66 is: 119,900.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,622.16 : 185,739.93 = 86,902.66 : x
  2. Step 2: Convert to fraction form
    134,622.16/185,739.93 = 86,902.66/x
  3. Step 3: Cross multiply
    134,622.16x = 185,739.93 × 86,902.66
  4. Step 4: Simplify right side
    134,622.16x = 16,141,293,985.21
  5. Step 5: Solve for x
    x = 16,141,293,985.21/134,622.16
  6. Step 6: Final answer
    x = 119,900.72

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.