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Finding the Fourth Proportional to 169,134.36, 253,740.48 and 50,808

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Solution

The fourth proportional to 169,134.36, 253,740.48 and 50,808 is: 76,223.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,134.36 : 253,740.48 = 50,808 : x
  2. Step 2: Convert to fraction form
    169,134.36/253,740.48 = 50,808/x
  3. Step 3: Cross multiply
    169,134.36x = 253,740.48 × 50,808
  4. Step 4: Simplify right side
    169,134.36x = 12,892,046,307.84
  5. Step 5: Solve for x
    x = 12,892,046,307.84/169,134.36
  6. Step 6: Final answer
    x = 76,223.70

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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.