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Finding the Fourth Proportional to 75,008.92, 103,515.90 and 41,477.08

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Solution

The fourth proportional to 75,008.92, 103,515.90 and 41,477.08 is: 57,240.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,008.92 : 103,515.90 = 41,477.08 : x
  2. Step 2: Convert to fraction form
    75,008.92/103,515.90 = 41,477.08/x
  3. Step 3: Cross multiply
    75,008.92x = 103,515.90 × 41,477.08
  4. Step 4: Simplify right side
    75,008.92x = 4,293,537,265.57
  5. Step 5: Solve for x
    x = 4,293,537,265.57/75,008.92
  6. Step 6: Final answer
    x = 57,240.36

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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.