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Finding the Fourth Proportional to 63,321.56, 87,783.36 and 59,950.88

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Solution

The fourth proportional to 63,321.56, 87,783.36 and 59,950.88 is: 83,110.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,321.56 : 87,783.36 = 59,950.88 : x
  2. Step 2: Convert to fraction form
    63,321.56/87,783.36 = 59,950.88/x
  3. Step 3: Cross multiply
    63,321.56x = 87,783.36 × 59,950.88
  4. Step 4: Simplify right side
    63,321.56x = 5,262,689,681.36
  5. Step 5: Solve for x
    x = 5,262,689,681.36/63,321.56
  6. Step 6: Final answer
    x = 83,110.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.