Home / 127,432.32-191,070.72-52,529.28

Finding the Fourth Proportional to 127,432.32, 191,070.72 and 52,529.28

Calculator

Solution

The fourth proportional to 127,432.32, 191,070.72 and 52,529.28 is: 78,761.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,432.32 : 191,070.72 = 52,529.28 : x
  2. Step 2: Convert to fraction form
    127,432.32/191,070.72 = 52,529.28/x
  3. Step 3: Cross multiply
    127,432.32x = 191,070.72 × 52,529.28
  4. Step 4: Simplify right side
    127,432.32x = 10,036,807,350.68
  5. Step 5: Solve for x
    x = 10,036,807,350.68/127,432.32
  6. Step 6: Final answer
    x = 78,761.87

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.