Home / 55,333.98-76,361.13-30,184.02

Finding the Fourth Proportional to 55,333.98, 76,361.13 and 30,184.02

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Solution

The fourth proportional to 55,333.98, 76,361.13 and 30,184.02 is: 41,654.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,333.98 : 76,361.13 = 30,184.02 : x
  2. Step 2: Convert to fraction form
    55,333.98/76,361.13 = 30,184.02/x
  3. Step 3: Cross multiply
    55,333.98x = 76,361.13 × 30,184.02
  4. Step 4: Simplify right side
    55,333.98x = 2,304,885,875.14
  5. Step 5: Solve for x
    x = 2,304,885,875.14/55,333.98
  6. Step 6: Final answer
    x = 41,654.08

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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.