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Finding the Fourth Proportional to 135,206, 202,809.04 and 36,710

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Solution

The fourth proportional to 135,206, 202,809.04 and 36,710 is: 55,065.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,206 : 202,809.04 = 36,710 : x
  2. Step 2: Convert to fraction form
    135,206/202,809.04 = 36,710/x
  3. Step 3: Cross multiply
    135,206x = 202,809.04 × 36,710
  4. Step 4: Simplify right side
    135,206x = 7,445,119,858.40
  5. Step 5: Solve for x
    x = 7,445,119,858.40/135,206
  6. Step 6: Final answer
    x = 55,065.01

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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.