Home / 50,223.96-75,409.92-28,080.72

Finding the Fourth Proportional to 50,223.96, 75,409.92 and 28,080.72

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Solution

The fourth proportional to 50,223.96, 75,409.92 and 28,080.72 is: 42,162.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,223.96 : 75,409.92 = 28,080.72 : x
  2. Step 2: Convert to fraction form
    50,223.96/75,409.92 = 28,080.72/x
  3. Step 3: Cross multiply
    50,223.96x = 75,409.92 × 28,080.72
  4. Step 4: Simplify right side
    50,223.96x = 2,117,564,848.74
  5. Step 5: Solve for x
    x = 2,117,564,848.74/50,223.96
  6. Step 6: Final answer
    x = 42,162.44

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1.5x scale

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.