Home / 45,634.06-63,004.62-40,845.70

Finding the Fourth Proportional to 45,634.06, 63,004.62 and 40,845.70

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Solution

The fourth proportional to 45,634.06, 63,004.62 and 40,845.70 is: 56,393.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,634.06 : 63,004.62 = 40,845.70 : x
  2. Step 2: Convert to fraction form
    45,634.06/63,004.62 = 40,845.70/x
  3. Step 3: Cross multiply
    45,634.06x = 63,004.62 × 40,845.70
  4. Step 4: Simplify right side
    45,634.06x = 2,573,467,807.13
  5. Step 5: Solve for x
    x = 2,573,467,807.13/45,634.06
  6. Step 6: Final answer
    x = 56,393.58

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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.