Home / 230,982.24-346,868.64-142,759.20

Finding the Fourth Proportional to 230,982.24, 346,868.64 and 142,759.20

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Solution

The fourth proportional to 230,982.24, 346,868.64 and 142,759.20 is: 214,383.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,982.24 : 346,868.64 = 142,759.20 : x
  2. Step 2: Convert to fraction form
    230,982.24/346,868.64 = 142,759.20/x
  3. Step 3: Cross multiply
    230,982.24x = 346,868.64 × 142,759.20
  4. Step 4: Simplify right side
    230,982.24x = 49,518,689,551.49
  5. Step 5: Solve for x
    x = 49,518,689,551.49/230,982.24
  6. Step 6: Final answer
    x = 214,383.10

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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.