Home / 147,826.70-221,795.12-88,704.80

Finding the Fourth Proportional to 147,826.70, 221,795.12 and 88,704.80

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Solution

The fourth proportional to 147,826.70, 221,795.12 and 88,704.80 is: 133,090.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,826.70 : 221,795.12 = 88,704.80 : x
  2. Step 2: Convert to fraction form
    147,826.70/221,795.12 = 88,704.80/x
  3. Step 3: Cross multiply
    147,826.70x = 221,795.12 × 88,704.80
  4. Step 4: Simplify right side
    147,826.70x = 19,674,291,760.58
  5. Step 5: Solve for x
    x = 19,674,291,760.58/147,826.70
  6. Step 6: Final answer
    x = 133,090.25

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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.