Home / 237,896.17-328,301.19-130,459.78

Finding the Fourth Proportional to 237,896.17, 328,301.19 and 130,459.78

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Solution

The fourth proportional to 237,896.17, 328,301.19 and 130,459.78 is: 180,036.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,896.17 : 328,301.19 = 130,459.78 : x
  2. Step 2: Convert to fraction form
    237,896.17/328,301.19 = 130,459.78/x
  3. Step 3: Cross multiply
    237,896.17x = 328,301.19 × 130,459.78
  4. Step 4: Simplify right side
    237,896.17x = 42,830,101,021.14
  5. Step 5: Solve for x
    x = 42,830,101,021.14/237,896.17
  6. Step 6: Final answer
    x = 180,036.95

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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.