Home / 147,769.01-221,552.27-52,997.16

Finding the Fourth Proportional to 147,769.01, 221,552.27 and 52,997.16

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Solution

The fourth proportional to 147,769.01, 221,552.27 and 52,997.16 is: 79,459.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,769.01 : 221,552.27 = 52,997.16 : x
  2. Step 2: Convert to fraction form
    147,769.01/221,552.27 = 52,997.16/x
  3. Step 3: Cross multiply
    147,769.01x = 221,552.27 × 52,997.16
  4. Step 4: Simplify right side
    147,769.01x = 11,741,641,101.55
  5. Step 5: Solve for x
    x = 11,741,641,101.55/147,769.01
  6. Step 6: Final answer
    x = 79,459.43

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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.