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Finding the Fourth Proportional to 192,807.29, 289,224.71 and 59,670.42

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Solution

The fourth proportional to 192,807.29, 289,224.71 and 59,670.42 is: 89,509.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,807.29 : 289,224.71 = 59,670.42 : x
  2. Step 2: Convert to fraction form
    192,807.29/289,224.71 = 59,670.42/x
  3. Step 3: Cross multiply
    192,807.29x = 289,224.71 × 59,670.42
  4. Step 4: Simplify right side
    192,807.29x = 17,258,159,621.73
  5. Step 5: Solve for x
    x = 17,258,159,621.73/192,807.29
  6. Step 6: Final answer
    x = 89,509.89

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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.