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Finding the Fourth Proportional to 237,696.59, 328,013.87 and 130,264.67

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Solution

The fourth proportional to 237,696.59, 328,013.87 and 130,264.67 is: 179,761.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,696.59 : 328,013.87 = 130,264.67 : x
  2. Step 2: Convert to fraction form
    237,696.59/328,013.87 = 130,264.67/x
  3. Step 3: Cross multiply
    237,696.59x = 328,013.87 × 130,264.67
  4. Step 4: Simplify right side
    237,696.59x = 42,728,616,239.58
  5. Step 5: Solve for x
    x = 42,728,616,239.58/237,696.59
  6. Step 6: Final answer
    x = 179,761.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.