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Finding the Fourth Proportional to 169,270.88, 253,864.52 and 69,459.44

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Solution

The fourth proportional to 169,270.88, 253,864.52 and 69,459.44 is: 104,172.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,270.88 : 253,864.52 = 69,459.44 : x
  2. Step 2: Convert to fraction form
    169,270.88/253,864.52 = 69,459.44/x
  3. Step 3: Cross multiply
    169,270.88x = 253,864.52 × 69,459.44
  4. Step 4: Simplify right side
    169,270.88x = 17,633,287,395.07
  5. Step 5: Solve for x
    x = 17,633,287,395.07/169,270.88
  6. Step 6: Final answer
    x = 104,172.01

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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.