Home / 75,144.51-103,696.30-41,152.15

Finding the Fourth Proportional to 75,144.51, 103,696.30 and 41,152.15

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Solution

The fourth proportional to 75,144.51, 103,696.30 and 41,152.15 is: 56,788.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,144.51 : 103,696.30 = 41,152.15 : x
  2. Step 2: Convert to fraction form
    75,144.51/103,696.30 = 41,152.15/x
  3. Step 3: Cross multiply
    75,144.51x = 103,696.30 × 41,152.15
  4. Step 4: Simplify right side
    75,144.51x = 4,267,325,873.11
  5. Step 5: Solve for x
    x = 4,267,325,873.11/75,144.51
  6. Step 6: Final answer
    x = 56,788.26

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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.