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Finding the Fourth Proportional to 169,548.30, 253,885.05 and 134,556.30

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Solution

The fourth proportional to 169,548.30, 253,885.05 and 134,556.30 is: 201,487.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,548.30 : 253,885.05 = 134,556.30 : x
  2. Step 2: Convert to fraction form
    169,548.30/253,885.05 = 134,556.30/x
  3. Step 3: Cross multiply
    169,548.30x = 253,885.05 × 134,556.30
  4. Step 4: Simplify right side
    169,548.30x = 34,161,832,953.32
  5. Step 5: Solve for x
    x = 34,161,832,953.32/169,548.30
  6. Step 6: Final answer
    x = 201,487.32

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1.5x scale

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.