Home / 56,390.11-77,783.16-36,273.22

Finding the Fourth Proportional to 56,390.11, 77,783.16 and 36,273.22

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Solution

The fourth proportional to 56,390.11, 77,783.16 and 36,273.22 is: 50,034.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,390.11 : 77,783.16 = 36,273.22 : x
  2. Step 2: Convert to fraction form
    56,390.11/77,783.16 = 36,273.22/x
  3. Step 3: Cross multiply
    56,390.11x = 77,783.16 × 36,273.22
  4. Step 4: Simplify right side
    56,390.11x = 2,821,445,674.98
  5. Step 5: Solve for x
    x = 2,821,445,674.98/56,390.11
  6. Step 6: Final answer
    x = 50,034.41

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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.