Home / 45,756.81-63,120.06-37,752.39

Finding the Fourth Proportional to 45,756.81, 63,120.06 and 37,752.39

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Solution

The fourth proportional to 45,756.81, 63,120.06 and 37,752.39 is: 52,078.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,756.81 : 63,120.06 = 37,752.39 : x
  2. Step 2: Convert to fraction form
    45,756.81/63,120.06 = 37,752.39/x
  3. Step 3: Cross multiply
    45,756.81x = 63,120.06 × 37,752.39
  4. Step 4: Simplify right side
    45,756.81x = 2,382,933,121.94
  5. Step 5: Solve for x
    x = 2,382,933,121.94/45,756.81
  6. Step 6: Final answer
    x = 52,078.22

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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.