Home / 55,263.96-76,309.26-45,056.64

Finding the Fourth Proportional to 55,263.96, 76,309.26 and 45,056.64

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Solution

The fourth proportional to 55,263.96, 76,309.26 and 45,056.64 is: 62,214.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,263.96 : 76,309.26 = 45,056.64 : x
  2. Step 2: Convert to fraction form
    55,263.96/76,309.26 = 45,056.64/x
  3. Step 3: Cross multiply
    55,263.96x = 76,309.26 × 45,056.64
  4. Step 4: Simplify right side
    55,263.96x = 3,438,238,856.49
  5. Step 5: Solve for x
    x = 3,438,238,856.49/55,263.96
  6. Step 6: Final answer
    x = 62,214.85

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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.