Home / 56,553.12-77,982.48-35,324.64

Finding the Fourth Proportional to 56,553.12, 77,982.48 and 35,324.64

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Solution

The fourth proportional to 56,553.12, 77,982.48 and 35,324.64 is: 48,710.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,553.12 : 77,982.48 = 35,324.64 : x
  2. Step 2: Convert to fraction form
    56,553.12/77,982.48 = 35,324.64/x
  3. Step 3: Cross multiply
    56,553.12x = 77,982.48 × 35,324.64
  4. Step 4: Simplify right side
    56,553.12x = 2,754,703,032.31
  5. Step 5: Solve for x
    x = 2,754,703,032.31/56,553.12
  6. Step 6: Final answer
    x = 48,710.01

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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.