Home / 57,036.03-78,672.65-36,585.73

Finding the Fourth Proportional to 57,036.03, 78,672.65 and 36,585.73

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Solution

The fourth proportional to 57,036.03, 78,672.65 and 36,585.73 is: 50,464.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,036.03 : 78,672.65 = 36,585.73 : x
  2. Step 2: Convert to fraction form
    57,036.03/78,672.65 = 36,585.73/x
  3. Step 3: Cross multiply
    57,036.03x = 78,672.65 × 36,585.73
  4. Step 4: Simplify right side
    57,036.03x = 2,878,296,148.36
  5. Step 5: Solve for x
    x = 2,878,296,148.36/57,036.03
  6. Step 6: Final answer
    x = 50,464.52

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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.