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Finding the Fourth Proportional to 237,896.67, 328,301.88 and 130,460.28

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Solution

The fourth proportional to 237,896.67, 328,301.88 and 130,460.28 is: 180,037.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,896.67 : 328,301.88 = 130,460.28 : x
  2. Step 2: Convert to fraction form
    237,896.67/328,301.88 = 130,460.28/x
  3. Step 3: Cross multiply
    237,896.67x = 328,301.88 × 130,460.28
  4. Step 4: Simplify right side
    237,896.67x = 42,830,355,189.33
  5. Step 5: Solve for x
    x = 42,830,355,189.33/237,896.67
  6. Step 6: Final answer
    x = 180,037.64

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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.