Home / 51,119.38-70,563.99-29,905.48

Finding the Fourth Proportional to 51,119.38, 70,563.99 and 29,905.48

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Solution

The fourth proportional to 51,119.38, 70,563.99 and 29,905.48 is: 41,280.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,119.38 : 70,563.99 = 29,905.48 : x
  2. Step 2: Convert to fraction form
    51,119.38/70,563.99 = 29,905.48/x
  3. Step 3: Cross multiply
    51,119.38x = 70,563.99 × 29,905.48
  4. Step 4: Simplify right side
    51,119.38x = 2,110,249,991.67
  5. Step 5: Solve for x
    x = 2,110,249,991.67/51,119.38
  6. Step 6: Final answer
    x = 41,280.82

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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.