Home / 58,822.30-81,175.12-31,965.04

Finding the Fourth Proportional to 58,822.30, 81,175.12 and 31,965.04

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Solution

The fourth proportional to 58,822.30, 81,175.12 and 31,965.04 is: 44,111.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,822.30 : 81,175.12 = 31,965.04 : x
  2. Step 2: Convert to fraction form
    58,822.30/81,175.12 = 31,965.04/x
  3. Step 3: Cross multiply
    58,822.30x = 81,175.12 × 31,965.04
  4. Step 4: Simplify right side
    58,822.30x = 2,594,765,957.80
  5. Step 5: Solve for x
    x = 2,594,765,957.80/58,822.30
  6. Step 6: Final answer
    x = 44,111.94

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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.