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Finding the Fourth Proportional to 64,858.86, 97,288.29 and 50,089.32

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Solution

The fourth proportional to 64,858.86, 97,288.29 and 50,089.32 is: 75,133.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,858.86 : 97,288.29 = 50,089.32 : x
  2. Step 2: Convert to fraction form
    64,858.86/97,288.29 = 50,089.32/x
  3. Step 3: Cross multiply
    64,858.86x = 97,288.29 × 50,089.32
  4. Step 4: Simplify right side
    64,858.86x = 4,873,104,290.06
  5. Step 5: Solve for x
    x = 4,873,104,290.06/64,858.86
  6. Step 6: Final answer
    x = 75,133.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.