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Finding the Fourth Proportional to 63,467.94, 87,588.71 and 35,173.63

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Solution

The fourth proportional to 63,467.94, 87,588.71 and 35,173.63 is: 48,541.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,467.94 : 87,588.71 = 35,173.63 : x
  2. Step 2: Convert to fraction form
    63,467.94/87,588.71 = 35,173.63/x
  3. Step 3: Cross multiply
    63,467.94x = 87,588.71 × 35,173.63
  4. Step 4: Simplify right side
    63,467.94x = 3,080,812,877.72
  5. Step 5: Solve for x
    x = 3,080,812,877.72/63,467.94
  6. Step 6: Final answer
    x = 48,541.25

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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.