Home / 75,117.22-103,662.99-41,125.14

Finding the Fourth Proportional to 75,117.22, 103,662.99 and 41,125.14

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Solution

The fourth proportional to 75,117.22, 103,662.99 and 41,125.14 is: 56,753.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,117.22 : 103,662.99 = 41,125.14 : x
  2. Step 2: Convert to fraction form
    75,117.22/103,662.99 = 41,125.14/x
  3. Step 3: Cross multiply
    75,117.22x = 103,662.99 × 41,125.14
  4. Step 4: Simplify right side
    75,117.22x = 4,263,154,252.63
  5. Step 5: Solve for x
    x = 4,263,154,252.63/75,117.22
  6. Step 6: Final answer
    x = 56,753.36

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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.