Home / 231,323.10-346,984.65-142,676.70

Finding the Fourth Proportional to 231,323.10, 346,984.65 and 142,676.70

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Solution

The fourth proportional to 231,323.10, 346,984.65 and 142,676.70 is: 214,015.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,323.10 : 346,984.65 = 142,676.70 : x
  2. Step 2: Convert to fraction form
    231,323.10/346,984.65 = 142,676.70/x
  3. Step 3: Cross multiply
    231,323.10x = 346,984.65 × 142,676.70
  4. Step 4: Simplify right side
    231,323.10x = 49,506,624,812.66
  5. Step 5: Solve for x
    x = 49,506,624,812.66/231,323.10
  6. Step 6: Final answer
    x = 214,015.05

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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.