Home / 103,934.66-143,427.83-58,611.83

Finding the Fourth Proportional to 103,934.66, 143,427.83 and 58,611.83

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Solution

The fourth proportional to 103,934.66, 143,427.83 and 58,611.83 is: 80,883.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,934.66 : 143,427.83 = 58,611.83 : x
  2. Step 2: Convert to fraction form
    103,934.66/143,427.83 = 58,611.83/x
  3. Step 3: Cross multiply
    103,934.66x = 143,427.83 × 58,611.83
  4. Step 4: Simplify right side
    103,934.66x = 8,406,566,579.03
  5. Step 5: Solve for x
    x = 8,406,566,579.03/103,934.66
  6. Step 6: Final answer
    x = 80,883.19

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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.