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Finding the Fourth Proportional to 89,094.88, 122,950.92 and 53,284.89

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Solution

The fourth proportional to 89,094.88, 122,950.92 and 53,284.89 is: 73,533.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,094.88 : 122,950.92 = 53,284.89 : x
  2. Step 2: Convert to fraction form
    89,094.88/122,950.92 = 53,284.89/x
  3. Step 3: Cross multiply
    89,094.88x = 122,950.92 × 53,284.89
  4. Step 4: Simplify right side
    89,094.88x = 6,551,426,908.48
  5. Step 5: Solve for x
    x = 6,551,426,908.48/89,094.88
  6. Step 6: Final answer
    x = 73,533.15

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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.