Home / 79,470.01-119,203.66-42,022.09

Finding the Fourth Proportional to 79,470.01, 119,203.66 and 42,022.09

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Solution

The fourth proportional to 79,470.01, 119,203.66 and 42,022.09 is: 63,032.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,470.01 : 119,203.66 = 42,022.09 : x
  2. Step 2: Convert to fraction form
    79,470.01/119,203.66 = 42,022.09/x
  3. Step 3: Cross multiply
    79,470.01x = 119,203.66 × 42,022.09
  4. Step 4: Simplify right side
    79,470.01x = 5,009,186,122.72
  5. Step 5: Solve for x
    x = 5,009,186,122.72/79,470.01
  6. Step 6: Final answer
    x = 63,032.41

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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.