Home / 56,213.34-77,608.20-35,021.31

Finding the Fourth Proportional to 56,213.34, 77,608.20 and 35,021.31

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Solution

The fourth proportional to 56,213.34, 77,608.20 and 35,021.31 is: 48,350.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,213.34 : 77,608.20 = 35,021.31 : x
  2. Step 2: Convert to fraction form
    56,213.34/77,608.20 = 35,021.31/x
  3. Step 3: Cross multiply
    56,213.34x = 77,608.20 × 35,021.31
  4. Step 4: Simplify right side
    56,213.34x = 2,717,941,009.09
  5. Step 5: Solve for x
    x = 2,717,941,009.09/56,213.34
  6. Step 6: Final answer
    x = 48,350.46

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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.