Home / 113,850.90-170,885.70-57,754.35

Finding the Fourth Proportional to 113,850.90, 170,885.70 and 57,754.35

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Solution

The fourth proportional to 113,850.90, 170,885.70 and 57,754.35 is: 86,687.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,850.90 : 170,885.70 = 57,754.35 : x
  2. Step 2: Convert to fraction form
    113,850.90/170,885.70 = 57,754.35/x
  3. Step 3: Cross multiply
    113,850.90x = 170,885.70 × 57,754.35
  4. Step 4: Simplify right side
    113,850.90x = 9,869,392,527.80
  5. Step 5: Solve for x
    x = 9,869,392,527.80/113,850.90
  6. Step 6: Final answer
    x = 86,687.00

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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.