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Finding the Fourth Proportional to 147,401.16, 221,101.74 and 36,593.16

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Solution

The fourth proportional to 147,401.16, 221,101.74 and 36,593.16 is: 54,889.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,401.16 : 221,101.74 = 36,593.16 : x
  2. Step 2: Convert to fraction form
    147,401.16/221,101.74 = 36,593.16/x
  3. Step 3: Cross multiply
    147,401.16x = 221,101.74 × 36,593.16
  4. Step 4: Simplify right side
    147,401.16x = 8,090,811,348.10
  5. Step 5: Solve for x
    x = 8,090,811,348.10/147,401.16
  6. Step 6: Final answer
    x = 54,889.74

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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.