Home / 48,145.72-66,395.82-34,805.56

Finding the Fourth Proportional to 48,145.72, 66,395.82 and 34,805.56

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Solution

The fourth proportional to 48,145.72, 66,395.82 and 34,805.56 is: 47,998.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,145.72 : 66,395.82 = 34,805.56 : x
  2. Step 2: Convert to fraction form
    48,145.72/66,395.82 = 34,805.56/x
  3. Step 3: Cross multiply
    48,145.72x = 66,395.82 × 34,805.56
  4. Step 4: Simplify right side
    48,145.72x = 2,310,943,696.76
  5. Step 5: Solve for x
    x = 2,310,943,696.76/48,145.72
  6. Step 6: Final answer
    x = 47,998.94

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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.