Home / 87,842.48-131,669.35-37,946.07

Finding the Fourth Proportional to 87,842.48, 131,669.35 and 37,946.07

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Solution

The fourth proportional to 87,842.48, 131,669.35 and 37,946.07 is: 56,878.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,842.48 : 131,669.35 = 37,946.07 : x
  2. Step 2: Convert to fraction form
    87,842.48/131,669.35 = 37,946.07/x
  3. Step 3: Cross multiply
    87,842.48x = 131,669.35 × 37,946.07
  4. Step 4: Simplify right side
    87,842.48x = 4,996,334,277.09
  5. Step 5: Solve for x
    x = 4,996,334,277.09/87,842.48
  6. Step 6: Final answer
    x = 56,878.34

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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.