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Finding the Fourth Proportional to 137,551.36, 206,327.82 and 62,619.10

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Solution

The fourth proportional to 137,551.36, 206,327.82 and 62,619.10 is: 93,929.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,551.36 : 206,327.82 = 62,619.10 : x
  2. Step 2: Convert to fraction form
    137,551.36/206,327.82 = 62,619.10/x
  3. Step 3: Cross multiply
    137,551.36x = 206,327.82 × 62,619.10
  4. Step 4: Simplify right side
    137,551.36x = 12,920,062,393.36
  5. Step 5: Solve for x
    x = 12,920,062,393.36/137,551.36
  6. Step 6: Final answer
    x = 93,929.01

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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.