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Finding the Fourth Proportional to 56,258.00, 84,387.11 and 22,978.07

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Solution

The fourth proportional to 56,258.00, 84,387.11 and 22,978.07 is: 34,467.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,258.00 : 84,387.11 = 22,978.07 : x
  2. Step 2: Convert to fraction form
    56,258.00/84,387.11 = 22,978.07/x
  3. Step 3: Cross multiply
    56,258.00x = 84,387.11 × 22,978.07
  4. Step 4: Simplify right side
    56,258.00x = 1,939,052,383.85
  5. Step 5: Solve for x
    x = 1,939,052,383.85/56,258.00
  6. Step 6: Final answer
    x = 34,467.14

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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.