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Finding the Fourth Proportional to 59,178.75, 81,669.11 and 34,028.25

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Solution

The fourth proportional to 59,178.75, 81,669.11 and 34,028.25 is: 46,960.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,178.75 : 81,669.11 = 34,028.25 : x
  2. Step 2: Convert to fraction form
    59,178.75/81,669.11 = 34,028.25/x
  3. Step 3: Cross multiply
    59,178.75x = 81,669.11 × 34,028.25
  4. Step 4: Simplify right side
    59,178.75x = 2,779,056,722.22
  5. Step 5: Solve for x
    x = 2,779,056,722.22/59,178.75
  6. Step 6: Final answer
    x = 46,960.38

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1.5x scale

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.