Home / 52,989.37-73,129.36-30,335.44

Finding the Fourth Proportional to 52,989.37, 73,129.36 and 30,335.44

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Solution

The fourth proportional to 52,989.37, 73,129.36 and 30,335.44 is: 41,865.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,989.37 : 73,129.36 = 30,335.44 : x
  2. Step 2: Convert to fraction form
    52,989.37/73,129.36 = 30,335.44/x
  3. Step 3: Cross multiply
    52,989.37x = 73,129.36 × 30,335.44
  4. Step 4: Simplify right side
    52,989.37x = 2,218,411,312.52
  5. Step 5: Solve for x
    x = 2,218,411,312.52/52,989.37
  6. Step 6: Final answer
    x = 41,865.21

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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.