Home / 358,729.17-538,124.72-92,487.43

Finding the Fourth Proportional to 358,729.17, 538,124.72 and 92,487.43

Calculator

Solution

The fourth proportional to 358,729.17, 538,124.72 and 92,487.43 is: 138,739.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,729.17 : 538,124.72 = 92,487.43 : x
  2. Step 2: Convert to fraction form
    358,729.17/538,124.72 = 92,487.43/x
  3. Step 3: Cross multiply
    358,729.17x = 538,124.72 × 92,487.43
  4. Step 4: Simplify right side
    358,729.17x = 49,769,772,372.27
  5. Step 5: Solve for x
    x = 49,769,772,372.27/358,729.17
  6. Step 6: Final answer
    x = 138,739.13

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.