Home / 55,235.18-76,269.53-45,027.83

Finding the Fourth Proportional to 55,235.18, 76,269.53 and 45,027.83

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Solution

The fourth proportional to 55,235.18, 76,269.53 and 45,027.83 is: 62,175.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,235.18 : 76,269.53 = 45,027.83 : x
  2. Step 2: Convert to fraction form
    55,235.18/76,269.53 = 45,027.83/x
  3. Step 3: Cross multiply
    55,235.18x = 76,269.53 × 45,027.83
  4. Step 4: Simplify right side
    55,235.18x = 3,434,251,431.02
  5. Step 5: Solve for x
    x = 3,434,251,431.02/55,235.18
  6. Step 6: Final answer
    x = 62,175.07

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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.