Home / 56,738.81-78,273.27-36,602.18

Finding the Fourth Proportional to 56,738.81, 78,273.27 and 36,602.18

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Solution

The fourth proportional to 56,738.81, 78,273.27 and 36,602.18 is: 50,494.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,738.81 : 78,273.27 = 36,602.18 : x
  2. Step 2: Convert to fraction form
    56,738.81/78,273.27 = 36,602.18/x
  3. Step 3: Cross multiply
    56,738.81x = 78,273.27 × 36,602.18
  4. Step 4: Simplify right side
    56,738.81x = 2,864,972,219.89
  5. Step 5: Solve for x
    x = 2,864,972,219.89/56,738.81
  6. Step 6: Final answer
    x = 50,494.05

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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.