Home / 55,653.45-76,767.57-45,459.27

Finding the Fourth Proportional to 55,653.45, 76,767.57 and 45,459.27

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Solution

The fourth proportional to 55,653.45, 76,767.57 and 45,459.27 is: 62,705.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,653.45 : 76,767.57 = 45,459.27 : x
  2. Step 2: Convert to fraction form
    55,653.45/76,767.57 = 45,459.27/x
  3. Step 3: Cross multiply
    55,653.45x = 76,767.57 × 45,459.27
  4. Step 4: Simplify right side
    55,653.45x = 3,489,797,691.87
  5. Step 5: Solve for x
    x = 3,489,797,691.87/55,653.45
  6. Step 6: Final answer
    x = 62,705.86

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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.