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Finding the Fourth Proportional to 88,975.58, 122,774.16 and 53,157.98

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Solution

The fourth proportional to 88,975.58, 122,774.16 and 53,157.98 is: 73,350.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,975.58 : 122,774.16 = 53,157.98 : x
  2. Step 2: Convert to fraction form
    88,975.58/122,774.16 = 53,157.98/x
  3. Step 3: Cross multiply
    88,975.58x = 122,774.16 × 53,157.98
  4. Step 4: Simplify right side
    88,975.58x = 6,526,426,341.80
  5. Step 5: Solve for x
    x = 6,526,426,341.80/88,975.58
  6. Step 6: Final answer
    x = 73,350.76

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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.