Home / 148,724.75-205,164.09-94,953.23

Finding the Fourth Proportional to 148,724.75, 205,164.09 and 94,953.23

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Solution

The fourth proportional to 148,724.75, 205,164.09 and 94,953.23 is: 130,986.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,724.75 : 205,164.09 = 94,953.23 : x
  2. Step 2: Convert to fraction form
    148,724.75/205,164.09 = 94,953.23/x
  3. Step 3: Cross multiply
    148,724.75x = 205,164.09 × 94,953.23
  4. Step 4: Simplify right side
    148,724.75x = 19,480,993,025.51
  5. Step 5: Solve for x
    x = 19,480,993,025.51/148,724.75
  6. Step 6: Final answer
    x = 130,986.89

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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.