Home / 191,814.75-264,704.36-106,937.28

Finding the Fourth Proportional to 191,814.75, 264,704.36 and 106,937.28

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Solution

The fourth proportional to 191,814.75, 264,704.36 and 106,937.28 is: 147,573.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,814.75 : 264,704.36 = 106,937.28 : x
  2. Step 2: Convert to fraction form
    191,814.75/264,704.36 = 106,937.28/x
  3. Step 3: Cross multiply
    191,814.75x = 264,704.36 × 106,937.28
  4. Step 4: Simplify right side
    191,814.75x = 28,306,763,727.85
  5. Step 5: Solve for x
    x = 28,306,763,727.85/191,814.75
  6. Step 6: Final answer
    x = 147,573.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.