Home / 58,582.78-80,839.10-34,705.42

Finding the Fourth Proportional to 58,582.78, 80,839.10 and 34,705.42

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Solution

The fourth proportional to 58,582.78, 80,839.10 and 34,705.42 is: 47,890.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,582.78 : 80,839.10 = 34,705.42 : x
  2. Step 2: Convert to fraction form
    58,582.78/80,839.10 = 34,705.42/x
  3. Step 3: Cross multiply
    58,582.78x = 80,839.10 × 34,705.42
  4. Step 4: Simplify right side
    58,582.78x = 2,805,554,917.92
  5. Step 5: Solve for x
    x = 2,805,554,917.92/58,582.78
  6. Step 6: Final answer
    x = 47,890.44

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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.