Home / 55,588.35-76,660.09-51,460.05

Finding the Fourth Proportional to 55,588.35, 76,660.09 and 51,460.05

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Solution

The fourth proportional to 55,588.35, 76,660.09 and 51,460.05 is: 70,966.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,588.35 : 76,660.09 = 51,460.05 : x
  2. Step 2: Convert to fraction form
    55,588.35/76,660.09 = 51,460.05/x
  3. Step 3: Cross multiply
    55,588.35x = 76,660.09 × 51,460.05
  4. Step 4: Simplify right side
    55,588.35x = 3,944,932,064.40
  5. Step 5: Solve for x
    x = 3,944,932,064.40/55,588.35
  6. Step 6: Final answer
    x = 70,966.89

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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.