Home / 245,931.86-368,936.58-86,052.44

Finding the Fourth Proportional to 245,931.86, 368,936.58 and 86,052.44

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Solution

The fourth proportional to 245,931.86, 368,936.58 and 86,052.44 is: 129,092.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,931.86 : 368,936.58 = 86,052.44 : x
  2. Step 2: Convert to fraction form
    245,931.86/368,936.58 = 86,052.44/x
  3. Step 3: Cross multiply
    245,931.86x = 368,936.58 × 86,052.44
  4. Step 4: Simplify right side
    245,931.86x = 31,747,892,914.26
  5. Step 5: Solve for x
    x = 31,747,892,914.26/245,931.86
  6. Step 6: Final answer
    x = 129,092.23

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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.