Home / 88,092.96-121,564.40-50,369.68

Finding the Fourth Proportional to 88,092.96, 121,564.40 and 50,369.68

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Solution

The fourth proportional to 88,092.96, 121,564.40 and 50,369.68 is: 69,507.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,092.96 : 121,564.40 = 50,369.68 : x
  2. Step 2: Convert to fraction form
    88,092.96/121,564.40 = 50,369.68/x
  3. Step 3: Cross multiply
    88,092.96x = 121,564.40 × 50,369.68
  4. Step 4: Simplify right side
    88,092.96x = 6,123,159,927.39
  5. Step 5: Solve for x
    x = 6,123,159,927.39/88,092.96
  6. Step 6: Final answer
    x = 69,507.94

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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.