Home / 50,133.14-69,181.68-29,978.14

Finding the Fourth Proportional to 50,133.14, 69,181.68 and 29,978.14

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Solution

The fourth proportional to 50,133.14, 69,181.68 and 29,978.14 is: 41,368.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,133.14 : 69,181.68 = 29,978.14 : x
  2. Step 2: Convert to fraction form
    50,133.14/69,181.68 = 29,978.14/x
  3. Step 3: Cross multiply
    50,133.14x = 69,181.68 × 29,978.14
  4. Step 4: Simplify right side
    50,133.14x = 2,073,938,088.48
  5. Step 5: Solve for x
    x = 2,073,938,088.48/50,133.14
  6. Step 6: Final answer
    x = 41,368.61

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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.