Home / 239,068.41-358,498.94-81,254.49

Finding the Fourth Proportional to 239,068.41, 358,498.94 and 81,254.49

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Solution

The fourth proportional to 239,068.41, 358,498.94 and 81,254.49 is: 121,846.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,068.41 : 358,498.94 = 81,254.49 : x
  2. Step 2: Convert to fraction form
    239,068.41/358,498.94 = 81,254.49/x
  3. Step 3: Cross multiply
    239,068.41x = 358,498.94 × 81,254.49
  4. Step 4: Simplify right side
    239,068.41x = 29,129,648,128.97
  5. Step 5: Solve for x
    x = 29,129,648,128.97/239,068.41
  6. Step 6: Final answer
    x = 121,846.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.