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Finding the Fourth Proportional to 63,552.34, 87,629.97 and 40,551.22

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Solution

The fourth proportional to 63,552.34, 87,629.97 and 40,551.22 is: 55,914.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,552.34 : 87,629.97 = 40,551.22 : x
  2. Step 2: Convert to fraction form
    63,552.34/87,629.97 = 40,551.22/x
  3. Step 3: Cross multiply
    63,552.34x = 87,629.97 × 40,551.22
  4. Step 4: Simplify right side
    63,552.34x = 3,553,502,192.06
  5. Step 5: Solve for x
    x = 3,553,502,192.06/63,552.34
  6. Step 6: Final answer
    x = 55,914.58

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1.5x scale

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.