Home / 103,670.76-143,065.86-58,958.76

Finding the Fourth Proportional to 103,670.76, 143,065.86 and 58,958.76

Calculator

Solution

The fourth proportional to 103,670.76, 143,065.86 and 58,958.76 is: 81,363.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,670.76 : 143,065.86 = 58,958.76 : x
  2. Step 2: Convert to fraction form
    103,670.76/143,065.86 = 58,958.76/x
  3. Step 3: Cross multiply
    103,670.76x = 143,065.86 × 58,958.76
  4. Step 4: Simplify right side
    103,670.76x = 8,434,985,703.93
  5. Step 5: Solve for x
    x = 8,434,985,703.93/103,670.76
  6. Step 6: Final answer
    x = 81,363.21

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.