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Finding the Fourth Proportional to 62,186.99, 85,820.06 and 35,329.01

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Solution

The fourth proportional to 62,186.99, 85,820.06 and 35,329.01 is: 48,755.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,186.99 : 85,820.06 = 35,329.01 : x
  2. Step 2: Convert to fraction form
    62,186.99/85,820.06 = 35,329.01/x
  3. Step 3: Cross multiply
    62,186.99x = 85,820.06 × 35,329.01
  4. Step 4: Simplify right side
    62,186.99x = 3,031,937,581.30
  5. Step 5: Solve for x
    x = 3,031,937,581.30/62,186.99
  6. Step 6: Final answer
    x = 48,755.18

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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.