Home / 103,839.56-143,346.44-60,813.07

Finding the Fourth Proportional to 103,839.56, 143,346.44 and 60,813.07

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Solution

The fourth proportional to 103,839.56, 143,346.44 and 60,813.07 is: 83,950.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,839.56 : 143,346.44 = 60,813.07 : x
  2. Step 2: Convert to fraction form
    103,839.56/143,346.44 = 60,813.07/x
  3. Step 3: Cross multiply
    103,839.56x = 143,346.44 × 60,813.07
  4. Step 4: Simplify right side
    103,839.56x = 8,717,336,427.54
  5. Step 5: Solve for x
    x = 8,717,336,427.54/103,839.56
  6. Step 6: Final answer
    x = 83,950.05

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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.