Home / 55,347.86-83,105.40-44,221.52

Finding the Fourth Proportional to 55,347.86, 83,105.40 and 44,221.52

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Solution

The fourth proportional to 55,347.86, 83,105.40 and 44,221.52 is: 66,399.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,347.86 : 83,105.40 = 44,221.52 : x
  2. Step 2: Convert to fraction form
    55,347.86/83,105.40 = 44,221.52/x
  3. Step 3: Cross multiply
    55,347.86x = 83,105.40 × 44,221.52
  4. Step 4: Simplify right side
    55,347.86x = 3,675,047,108.21
  5. Step 5: Solve for x
    x = 3,675,047,108.21/55,347.86
  6. Step 6: Final answer
    x = 66,399.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.