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Finding the Fourth Proportional to 169,260.96, 253,996.88 and 153,494.48

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Solution

The fourth proportional to 169,260.96, 253,996.88 and 153,494.48 is: 230,337.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,260.96 : 253,996.88 = 153,494.48 : x
  2. Step 2: Convert to fraction form
    169,260.96/253,996.88 = 153,494.48/x
  3. Step 3: Cross multiply
    169,260.96x = 253,996.88 × 153,494.48
  4. Step 4: Simplify right side
    169,260.96x = 38,987,119,017.22
  5. Step 5: Solve for x
    x = 38,987,119,017.22/169,260.96
  6. Step 6: Final answer
    x = 230,337.34

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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.