Home / 82,710.12-124,046.40-23,544.48

Finding the Fourth Proportional to 82,710.12, 124,046.40 and 23,544.48

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Solution

The fourth proportional to 82,710.12, 124,046.40 and 23,544.48 is: 35,311.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,710.12 : 124,046.40 = 23,544.48 : x
  2. Step 2: Convert to fraction form
    82,710.12/124,046.40 = 23,544.48/x
  3. Step 3: Cross multiply
    82,710.12x = 124,046.40 × 23,544.48
  4. Step 4: Simplify right side
    82,710.12x = 2,920,607,983.87
  5. Step 5: Solve for x
    x = 2,920,607,983.87/82,710.12
  6. Step 6: Final answer
    x = 35,311.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.