Home / 238,898.52-329,671.56-131,465.79

Finding the Fourth Proportional to 238,898.52, 329,671.56 and 131,465.79

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Solution

The fourth proportional to 238,898.52, 329,671.56 and 131,465.79 is: 181,418.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,898.52 : 329,671.56 = 131,465.79 : x
  2. Step 2: Convert to fraction form
    238,898.52/329,671.56 = 131,465.79/x
  3. Step 3: Cross multiply
    238,898.52x = 329,671.56 × 131,465.79
  4. Step 4: Simplify right side
    238,898.52x = 43,340,532,075.93
  5. Step 5: Solve for x
    x = 43,340,532,075.93/238,898.52
  6. Step 6: Final answer
    x = 181,418.17

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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.