Home / 74,713.08-103,105.26-41,179.32

Finding the Fourth Proportional to 74,713.08, 103,105.26 and 41,179.32

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Solution

The fourth proportional to 74,713.08, 103,105.26 and 41,179.32 is: 56,828.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,713.08 : 103,105.26 = 41,179.32 : x
  2. Step 2: Convert to fraction form
    74,713.08/103,105.26 = 41,179.32/x
  3. Step 3: Cross multiply
    74,713.08x = 103,105.26 × 41,179.32
  4. Step 4: Simplify right side
    74,713.08x = 4,245,804,495.22
  5. Step 5: Solve for x
    x = 4,245,804,495.22/74,713.08
  6. Step 6: Final answer
    x = 56,828.13

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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.