Home / 75,427.41-104,084.82-41,429.28

Finding the Fourth Proportional to 75,427.41, 104,084.82 and 41,429.28

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Solution

The fourth proportional to 75,427.41, 104,084.82 and 41,429.28 is: 57,169.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,427.41 : 104,084.82 = 41,429.28 : x
  2. Step 2: Convert to fraction form
    75,427.41/104,084.82 = 41,429.28/x
  3. Step 3: Cross multiply
    75,427.41x = 104,084.82 × 41,429.28
  4. Step 4: Simplify right side
    75,427.41x = 4,312,159,151.53
  5. Step 5: Solve for x
    x = 4,312,159,151.53/75,427.41
  6. Step 6: Final answer
    x = 57,169.66

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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.