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Finding the Fourth Proportional to 194,688.60, 292,301.84 and 134,568.98

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Solution

The fourth proportional to 194,688.60, 292,301.84 and 134,568.98 is: 202,039.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,688.60 : 292,301.84 = 134,568.98 : x
  2. Step 2: Convert to fraction form
    194,688.60/292,301.84 = 134,568.98/x
  3. Step 3: Cross multiply
    194,688.60x = 292,301.84 × 134,568.98
  4. Step 4: Simplify right side
    194,688.60x = 39,334,760,460.92
  5. Step 5: Solve for x
    x = 39,334,760,460.92/194,688.60
  6. Step 6: Final answer
    x = 202,039.36

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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.