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Finding the Fourth Proportional to 55,806, 83,637.81 and 26,158.52

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Solution

The fourth proportional to 55,806, 83,637.81 and 26,158.52 is: 39,204.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,806 : 83,637.81 = 26,158.52 : x
  2. Step 2: Convert to fraction form
    55,806/83,637.81 = 26,158.52/x
  3. Step 3: Cross multiply
    55,806x = 83,637.81 × 26,158.52
  4. Step 4: Simplify right side
    55,806x = 2,187,840,907.45
  5. Step 5: Solve for x
    x = 2,187,840,907.45/55,806
  6. Step 6: Final answer
    x = 39,204.40

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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.