Home / 58,799.18-81,143.43-31,941.89

Finding the Fourth Proportional to 58,799.18, 81,143.43 and 31,941.89

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Solution

The fourth proportional to 58,799.18, 81,143.43 and 31,941.89 is: 44,080.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,799.18 : 81,143.43 = 31,941.89 : x
  2. Step 2: Convert to fraction form
    58,799.18/81,143.43 = 31,941.89/x
  3. Step 3: Cross multiply
    58,799.18x = 81,143.43 × 31,941.89
  4. Step 4: Simplify right side
    58,799.18x = 2,591,874,515.28
  5. Step 5: Solve for x
    x = 2,591,874,515.28/58,799.18
  6. Step 6: Final answer
    x = 44,080.11

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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.