Home / 238,053.86-328,513.41-130,625.69

Finding the Fourth Proportional to 238,053.86, 328,513.41 and 130,625.69

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Solution

The fourth proportional to 238,053.86, 328,513.41 and 130,625.69 is: 180,262.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,053.86 : 328,513.41 = 130,625.69 : x
  2. Step 2: Convert to fraction form
    238,053.86/328,513.41 = 130,625.69/x
  3. Step 3: Cross multiply
    238,053.86x = 328,513.41 × 130,625.69
  4. Step 4: Simplify right side
    238,053.86x = 42,912,289,212.94
  5. Step 5: Solve for x
    x = 42,912,289,212.94/238,053.86
  6. Step 6: Final answer
    x = 180,262.95

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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.