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Finding the Fourth Proportional to 59,959.90, 89,929.74 and 22,001.32

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Solution

The fourth proportional to 59,959.90, 89,929.74 and 22,001.32 is: 32,998.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,959.90 : 89,929.74 = 22,001.32 : x
  2. Step 2: Convert to fraction form
    59,959.90/89,929.74 = 22,001.32/x
  3. Step 3: Cross multiply
    59,959.90x = 89,929.74 × 22,001.32
  4. Step 4: Simplify right side
    59,959.90x = 1,978,572,987.26
  5. Step 5: Solve for x
    x = 1,978,572,987.26/59,959.90
  6. Step 6: Final answer
    x = 32,998.27

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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.