Home / 55,675.68-83,540.28-26,088.72

Finding the Fourth Proportional to 55,675.68, 83,540.28 and 26,088.72

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Solution

The fourth proportional to 55,675.68, 83,540.28 and 26,088.72 is: 39,145.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,675.68 : 83,540.28 = 26,088.72 : x
  2. Step 2: Convert to fraction form
    55,675.68/83,540.28 = 26,088.72/x
  3. Step 3: Cross multiply
    55,675.68x = 83,540.28 × 26,088.72
  4. Step 4: Simplify right side
    55,675.68x = 2,179,458,973.64
  5. Step 5: Solve for x
    x = 2,179,458,973.64/55,675.68
  6. Step 6: Final answer
    x = 39,145.62

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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.