Home / 89,285.13-133,929.72-22,725

Finding the Fourth Proportional to 89,285.13, 133,929.72 and 22,725

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Solution

The fourth proportional to 89,285.13, 133,929.72 and 22,725 is: 34,088.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,285.13 : 133,929.72 = 22,725 : x
  2. Step 2: Convert to fraction form
    89,285.13/133,929.72 = 22,725/x
  3. Step 3: Cross multiply
    89,285.13x = 133,929.72 × 22,725
  4. Step 4: Simplify right side
    89,285.13x = 3,043,552,887
  5. Step 5: Solve for x
    x = 3,043,552,887/89,285.13
  6. Step 6: Final answer
    x = 34,088.02

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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.