Home / 73,288.36-101,138.34-45,012.52

Finding the Fourth Proportional to 73,288.36, 101,138.34 and 45,012.52

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Solution

The fourth proportional to 73,288.36, 101,138.34 and 45,012.52 is: 62,117.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,288.36 : 101,138.34 = 45,012.52 : x
  2. Step 2: Convert to fraction form
    73,288.36/101,138.34 = 45,012.52/x
  3. Step 3: Cross multiply
    73,288.36x = 101,138.34 × 45,012.52
  4. Step 4: Simplify right side
    73,288.36x = 4,552,491,552.02
  5. Step 5: Solve for x
    x = 4,552,491,552.02/73,288.36
  6. Step 6: Final answer
    x = 62,117.53

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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.