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Finding the Fourth Proportional to 88,282.89, 121,827.83 and 50,045.99

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Solution

The fourth proportional to 88,282.89, 121,827.83 and 50,045.99 is: 69,062.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,282.89 : 121,827.83 = 50,045.99 : x
  2. Step 2: Convert to fraction form
    88,282.89/121,827.83 = 50,045.99/x
  3. Step 3: Cross multiply
    88,282.89x = 121,827.83 × 50,045.99
  4. Step 4: Simplify right side
    88,282.89x = 6,096,993,502.53
  5. Step 5: Solve for x
    x = 6,096,993,502.53/88,282.89
  6. Step 6: Final answer
    x = 69,062.01

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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.