Home / 147,718.80-221,351.40-110,102.40

Finding the Fourth Proportional to 147,718.80, 221,351.40 and 110,102.40

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Solution

The fourth proportional to 147,718.80, 221,351.40 and 110,102.40 is: 164,984.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,718.80 : 221,351.40 = 110,102.40 : x
  2. Step 2: Convert to fraction form
    147,718.80/221,351.40 = 110,102.40/x
  3. Step 3: Cross multiply
    147,718.80x = 221,351.40 × 110,102.40
  4. Step 4: Simplify right side
    147,718.80x = 24,371,320,383.36
  5. Step 5: Solve for x
    x = 24,371,320,383.36/147,718.80
  6. Step 6: Final answer
    x = 164,984.55

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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.