Home / 146,722.35-202,477.71-86,295.54

Finding the Fourth Proportional to 146,722.35, 202,477.71 and 86,295.54

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Solution

The fourth proportional to 146,722.35, 202,477.71 and 86,295.54 is: 119,088.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,722.35 : 202,477.71 = 86,295.54 : x
  2. Step 2: Convert to fraction form
    146,722.35/202,477.71 = 86,295.54/x
  3. Step 3: Cross multiply
    146,722.35x = 202,477.71 × 86,295.54
  4. Step 4: Simplify right side
    146,722.35x = 17,472,923,322.41
  5. Step 5: Solve for x
    x = 17,472,923,322.41/146,722.35
  6. Step 6: Final answer
    x = 119,088.36

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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.