Home / 50,275.49-75,445.02-28,103.42

Finding the Fourth Proportional to 50,275.49, 75,445.02 and 28,103.42

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Solution

The fourth proportional to 50,275.49, 75,445.02 and 28,103.42 is: 42,172.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,275.49 : 75,445.02 = 28,103.42 : x
  2. Step 2: Convert to fraction form
    50,275.49/75,445.02 = 28,103.42/x
  3. Step 3: Cross multiply
    50,275.49x = 75,445.02 × 28,103.42
  4. Step 4: Simplify right side
    50,275.49x = 2,120,263,272.58
  5. Step 5: Solve for x
    x = 2,120,263,272.58/50,275.49
  6. Step 6: Final answer
    x = 42,172.91

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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.