Home / 48,102.66-66,338.70-30,199.34

Finding the Fourth Proportional to 48,102.66, 66,338.70 and 30,199.34

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Solution

The fourth proportional to 48,102.66, 66,338.70 and 30,199.34 is: 41,648.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,102.66 : 66,338.70 = 30,199.34 : x
  2. Step 2: Convert to fraction form
    48,102.66/66,338.70 = 30,199.34/x
  3. Step 3: Cross multiply
    48,102.66x = 66,338.70 × 30,199.34
  4. Step 4: Simplify right side
    48,102.66x = 2,003,384,473.77
  5. Step 5: Solve for x
    x = 2,003,384,473.77/48,102.66
  6. Step 6: Final answer
    x = 41,648.10

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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.