Home / 191,429.12-264,167.66-106,544.36

Finding the Fourth Proportional to 191,429.12, 264,167.66 and 106,544.36

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Solution

The fourth proportional to 191,429.12, 264,167.66 and 106,544.36 is: 147,028.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,429.12 : 264,167.66 = 106,544.36 : x
  2. Step 2: Convert to fraction form
    191,429.12/264,167.66 = 106,544.36/x
  3. Step 3: Cross multiply
    191,429.12x = 264,167.66 × 106,544.36
  4. Step 4: Simplify right side
    191,429.12x = 28,145,575,194.18
  5. Step 5: Solve for x
    x = 28,145,575,194.18/191,429.12
  6. Step 6: Final answer
    x = 147,028.70

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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.