Home / 191,016.81-286,582.45-77,105.97

Finding the Fourth Proportional to 191,016.81, 286,582.45 and 77,105.97

Calculator

Solution

The fourth proportional to 191,016.81, 286,582.45 and 77,105.97 is: 115,682.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,016.81 : 286,582.45 = 77,105.97 : x
  2. Step 2: Convert to fraction form
    191,016.81/286,582.45 = 77,105.97/x
  3. Step 3: Cross multiply
    191,016.81x = 286,582.45 × 77,105.97
  4. Step 4: Simplify right side
    191,016.81x = 22,097,217,792.23
  5. Step 5: Solve for x
    x = 22,097,217,792.23/191,016.81
  6. Step 6: Final answer
    x = 115,682.06

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.