Home / 147,087.45-220,422.59-61,606.22

Finding the Fourth Proportional to 147,087.45, 220,422.59 and 61,606.22

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Solution

The fourth proportional to 147,087.45, 220,422.59 and 61,606.22 is: 92,321.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,087.45 : 220,422.59 = 61,606.22 : x
  2. Step 2: Convert to fraction form
    147,087.45/220,422.59 = 61,606.22/x
  3. Step 3: Cross multiply
    147,087.45x = 220,422.59 × 61,606.22
  4. Step 4: Simplify right side
    147,087.45x = 13,579,401,624.41
  5. Step 5: Solve for x
    x = 13,579,401,624.41/147,087.45
  6. Step 6: Final answer
    x = 92,321.96

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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.