Home / 230,457.30-345,628.35-88,271.70

Finding the Fourth Proportional to 230,457.30, 345,628.35 and 88,271.70

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Solution

The fourth proportional to 230,457.30, 345,628.35 and 88,271.70 is: 132,385.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,457.30 : 345,628.35 = 88,271.70 : x
  2. Step 2: Convert to fraction form
    230,457.30/345,628.35 = 88,271.70/x
  3. Step 3: Cross multiply
    230,457.30x = 345,628.35 × 88,271.70
  4. Step 4: Simplify right side
    230,457.30x = 30,509,202,022.70
  5. Step 5: Solve for x
    x = 30,509,202,022.70/230,457.30
  6. Step 6: Final answer
    x = 132,385.49

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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.