Home / 48,145.35-66,457.29-33,087.86

Finding the Fourth Proportional to 48,145.35, 66,457.29 and 33,087.86

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Solution

The fourth proportional to 48,145.35, 66,457.29 and 33,087.86 is: 45,672.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,145.35 : 66,457.29 = 33,087.86 : x
  2. Step 2: Convert to fraction form
    48,145.35/66,457.29 = 33,087.86/x
  3. Step 3: Cross multiply
    48,145.35x = 66,457.29 × 33,087.86
  4. Step 4: Simplify right side
    48,145.35x = 2,198,929,175.21
  5. Step 5: Solve for x
    x = 2,198,929,175.21/48,145.35
  6. Step 6: Final answer
    x = 45,672.72

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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.