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Finding the Fourth Proportional to 59,041.56, 88,171 and 51,887.64

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Solution

The fourth proportional to 59,041.56, 88,171 and 51,887.64 is: 77,487.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,041.56 : 88,171 = 51,887.64 : x
  2. Step 2: Convert to fraction form
    59,041.56/88,171 = 51,887.64/x
  3. Step 3: Cross multiply
    59,041.56x = 88,171 × 51,887.64
  4. Step 4: Simplify right side
    59,041.56x = 4,574,985,106.44
  5. Step 5: Solve for x
    x = 4,574,985,106.44/59,041.56
  6. Step 6: Final answer
    x = 77,487.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.