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Finding the Fourth Proportional to 68,044.68, 93,905.88 and 37,830.24

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Solution

The fourth proportional to 68,044.68, 93,905.88 and 37,830.24 is: 52,208.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,044.68 : 93,905.88 = 37,830.24 : x
  2. Step 2: Convert to fraction form
    68,044.68/93,905.88 = 37,830.24/x
  3. Step 3: Cross multiply
    68,044.68x = 93,905.88 × 37,830.24
  4. Step 4: Simplify right side
    68,044.68x = 3,552,481,977.81
  5. Step 5: Solve for x
    x = 3,552,481,977.81/68,044.68
  6. Step 6: Final answer
    x = 52,208.08

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1.5x scale

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.