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Finding the Fourth Proportional to 239,359.29, 359,048.04 and 89,583.81

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Solution

The fourth proportional to 239,359.29, 359,048.04 and 89,583.81 is: 134,379.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,359.29 : 359,048.04 = 89,583.81 : x
  2. Step 2: Convert to fraction form
    239,359.29/359,048.04 = 89,583.81/x
  3. Step 3: Cross multiply
    239,359.29x = 359,048.04 × 89,583.81
  4. Step 4: Simplify right side
    239,359.29x = 32,164,889,600.99
  5. Step 5: Solve for x
    x = 32,164,889,600.99/239,359.29
  6. Step 6: Final answer
    x = 134,379.12

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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.