Home / 56,270.07-77,582.11-36,091.35

Finding the Fourth Proportional to 56,270.07, 77,582.11 and 36,091.35

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Solution

The fourth proportional to 56,270.07, 77,582.11 and 36,091.35 is: 49,760.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,270.07 : 77,582.11 = 36,091.35 : x
  2. Step 2: Convert to fraction form
    56,270.07/77,582.11 = 36,091.35/x
  3. Step 3: Cross multiply
    56,270.07x = 77,582.11 × 36,091.35
  4. Step 4: Simplify right side
    56,270.07x = 2,800,043,085.75
  5. Step 5: Solve for x
    x = 2,800,043,085.75/56,270.07
  6. Step 6: Final answer
    x = 49,760.79

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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.