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Finding the Fourth Proportional to 63,532, 87,674.57 and 35,237.76

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Solution

The fourth proportional to 63,532, 87,674.57 and 35,237.76 is: 48,628.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,532 : 87,674.57 = 35,237.76 : x
  2. Step 2: Convert to fraction form
    63,532/87,674.57 = 35,237.76/x
  3. Step 3: Cross multiply
    63,532x = 87,674.57 × 35,237.76
  4. Step 4: Simplify right side
    63,532x = 3,089,455,455.76
  5. Step 5: Solve for x
    x = 3,089,455,455.76/63,532
  6. Step 6: Final answer
    x = 48,628.34

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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.