Home / 119,187.51-178,778.49-60,007.29

Finding the Fourth Proportional to 119,187.51, 178,778.49 and 60,007.29

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Solution

The fourth proportional to 119,187.51, 178,778.49 and 60,007.29 is: 90,009.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,187.51 : 178,778.49 = 60,007.29 : x
  2. Step 2: Convert to fraction form
    119,187.51/178,778.49 = 60,007.29/x
  3. Step 3: Cross multiply
    119,187.51x = 178,778.49 × 60,007.29
  4. Step 4: Simplify right side
    119,187.51x = 10,728,012,695.19
  5. Step 5: Solve for x
    x = 10,728,012,695.19/119,187.51
  6. Step 6: Final answer
    x = 90,009.54

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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.