Home / 191,772.12-264,645.90-106,887.48

Finding the Fourth Proportional to 191,772.12, 264,645.90 and 106,887.48

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Solution

The fourth proportional to 191,772.12, 264,645.90 and 106,887.48 is: 147,504.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,772.12 : 264,645.90 = 106,887.48 : x
  2. Step 2: Convert to fraction form
    191,772.12/264,645.90 = 106,887.48/x
  3. Step 3: Cross multiply
    191,772.12x = 264,645.90 × 106,887.48
  4. Step 4: Simplify right side
    191,772.12x = 28,287,333,343.33
  5. Step 5: Solve for x
    x = 28,287,333,343.33/191,772.12
  6. Step 6: Final answer
    x = 147,504.93

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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.