Home / 113,648.96-156,777.92-86,744.76

Finding the Fourth Proportional to 113,648.96, 156,777.92 and 86,744.76

Calculator

Solution

The fourth proportional to 113,648.96, 156,777.92 and 86,744.76 is: 119,663.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,648.96 : 156,777.92 = 86,744.76 : x
  2. Step 2: Convert to fraction form
    113,648.96/156,777.92 = 86,744.76/x
  3. Step 3: Cross multiply
    113,648.96x = 156,777.92 × 86,744.76
  4. Step 4: Simplify right side
    113,648.96x = 13,599,663,043.70
  5. Step 5: Solve for x
    x = 13,599,663,043.70/113,648.96
  6. Step 6: Final answer
    x = 119,663.77

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.