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Finding the Fourth Proportional to 265,108.48, 397,662.72 and 96,641.44

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Solution

The fourth proportional to 265,108.48, 397,662.72 and 96,641.44 is: 144,962.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,108.48 : 397,662.72 = 96,641.44 : x
  2. Step 2: Convert to fraction form
    265,108.48/397,662.72 = 96,641.44/x
  3. Step 3: Cross multiply
    265,108.48x = 397,662.72 × 96,641.44
  4. Step 4: Simplify right side
    265,108.48x = 38,430,697,895.12
  5. Step 5: Solve for x
    x = 38,430,697,895.12/265,108.48
  6. Step 6: Final answer
    x = 144,962.16

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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.