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Finding the Fourth Proportional to 200,335.58, 300,655.70 and 74,095.26

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Solution

The fourth proportional to 200,335.58, 300,655.70 and 74,095.26 is: 111,199.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,335.58 : 300,655.70 = 74,095.26 : x
  2. Step 2: Convert to fraction form
    200,335.58/300,655.70 = 74,095.26/x
  3. Step 3: Cross multiply
    200,335.58x = 300,655.70 × 74,095.26
  4. Step 4: Simplify right side
    200,335.58x = 22,277,161,041.90
  5. Step 5: Solve for x
    x = 22,277,161,041.90/200,335.58
  6. Step 6: Final answer
    x = 111,199.22

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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.