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Finding the Fourth Proportional to 169,303.05, 253,775.52 and 62,618.45

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Solution

The fourth proportional to 169,303.05, 253,775.52 and 62,618.45 is: 93,861.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,303.05 : 253,775.52 = 62,618.45 : x
  2. Step 2: Convert to fraction form
    169,303.05/253,775.52 = 62,618.45/x
  3. Step 3: Cross multiply
    169,303.05x = 253,775.52 × 62,618.45
  4. Step 4: Simplify right side
    169,303.05x = 15,891,028,441.47
  5. Step 5: Solve for x
    x = 15,891,028,441.47/169,303.05
  6. Step 6: Final answer
    x = 93,861.44

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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.