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Finding the Fourth Proportional to 93,799.90, 140,648.82 and 33,820.22

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Solution

The fourth proportional to 93,799.90, 140,648.82 and 33,820.22 is: 50,711.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,799.90 : 140,648.82 = 33,820.22 : x
  2. Step 2: Convert to fraction form
    93,799.90/140,648.82 = 33,820.22/x
  3. Step 3: Cross multiply
    93,799.90x = 140,648.82 × 33,820.22
  4. Step 4: Simplify right side
    93,799.90x = 4,756,774,035.14
  5. Step 5: Solve for x
    x = 4,756,774,035.14/93,799.90
  6. Step 6: Final answer
    x = 50,711.93

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1.5x scale

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.