Home / 55,619.21-83,442.51-16,176.66

Finding the Fourth Proportional to 55,619.21, 83,442.51 and 16,176.66

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Solution

The fourth proportional to 55,619.21, 83,442.51 and 16,176.66 is: 24,268.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,619.21 : 83,442.51 = 16,176.66 : x
  2. Step 2: Convert to fraction form
    55,619.21/83,442.51 = 16,176.66/x
  3. Step 3: Cross multiply
    55,619.21x = 83,442.51 × 16,176.66
  4. Step 4: Simplify right side
    55,619.21x = 1,349,821,113.82
  5. Step 5: Solve for x
    x = 1,349,821,113.82/55,619.21
  6. Step 6: Final answer
    x = 24,268.98

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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.