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Finding the Fourth Proportional to 119,497.57, 179,276.42 and 98,185.97

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Solution

The fourth proportional to 119,497.57, 179,276.42 and 98,185.97 is: 147,303.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,497.57 : 179,276.42 = 98,185.97 : x
  2. Step 2: Convert to fraction form
    119,497.57/179,276.42 = 98,185.97/x
  3. Step 3: Cross multiply
    119,497.57x = 179,276.42 × 98,185.97
  4. Step 4: Simplify right side
    119,497.57x = 17,602,429,889.48
  5. Step 5: Solve for x
    x = 17,602,429,889.48/119,497.57
  6. Step 6: Final answer
    x = 147,303.67

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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.