Home / 56,403.92-77,840.52-31,252.88

Finding the Fourth Proportional to 56,403.92, 77,840.52 and 31,252.88

Calculator

Solution

The fourth proportional to 56,403.92, 77,840.52 and 31,252.88 is: 43,130.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,403.92 : 77,840.52 = 31,252.88 : x
  2. Step 2: Convert to fraction form
    56,403.92/77,840.52 = 31,252.88/x
  3. Step 3: Cross multiply
    56,403.92x = 77,840.52 × 31,252.88
  4. Step 4: Simplify right side
    56,403.92x = 2,432,740,430.70
  5. Step 5: Solve for x
    x = 2,432,740,430.70/56,403.92
  6. Step 6: Final answer
    x = 43,130.70

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.