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Finding the Fourth Proportional to 199,351.56, 299,085.06 and 59,113.56

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Solution

The fourth proportional to 199,351.56, 299,085.06 and 59,113.56 is: 88,687.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,351.56 : 299,085.06 = 59,113.56 : x
  2. Step 2: Convert to fraction form
    199,351.56/299,085.06 = 59,113.56/x
  3. Step 3: Cross multiply
    199,351.56x = 299,085.06 × 59,113.56
  4. Step 4: Simplify right side
    199,351.56x = 17,679,982,639.41
  5. Step 5: Solve for x
    x = 17,679,982,639.41/199,351.56
  6. Step 6: Final answer
    x = 88,687.46

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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.