Home / 93,784.23-140,343.84-82,712.48

Finding the Fourth Proportional to 93,784.23, 140,343.84 and 82,712.48

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Solution

The fourth proportional to 93,784.23, 140,343.84 and 82,712.48 is: 123,775.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,784.23 : 140,343.84 = 82,712.48 : x
  2. Step 2: Convert to fraction form
    93,784.23/140,343.84 = 82,712.48/x
  3. Step 3: Cross multiply
    93,784.23x = 140,343.84 × 82,712.48
  4. Step 4: Simplify right side
    93,784.23x = 11,608,186,357.40
  5. Step 5: Solve for x
    x = 11,608,186,357.40/93,784.23
  6. Step 6: Final answer
    x = 123,775.46

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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.