Home / 58,769.25-81,101.61-31,911.77

Finding the Fourth Proportional to 58,769.25, 81,101.61 and 31,911.77

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Solution

The fourth proportional to 58,769.25, 81,101.61 and 31,911.77 is: 44,038.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,769.25 : 81,101.61 = 31,911.77 : x
  2. Step 2: Convert to fraction form
    58,769.25/81,101.61 = 31,911.77/x
  3. Step 3: Cross multiply
    58,769.25x = 81,101.61 × 31,911.77
  4. Step 4: Simplify right side
    58,769.25x = 2,588,095,519.44
  5. Step 5: Solve for x
    x = 2,588,095,519.44/58,769.25
  6. Step 6: Final answer
    x = 44,038.26

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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.