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Finding the Fourth Proportional to 173,270.59, 259,905.71 and 65,220.13

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Solution

The fourth proportional to 173,270.59, 259,905.71 and 65,220.13 is: 97,830.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,270.59 : 259,905.71 = 65,220.13 : x
  2. Step 2: Convert to fraction form
    173,270.59/259,905.71 = 65,220.13/x
  3. Step 3: Cross multiply
    173,270.59x = 259,905.71 × 65,220.13
  4. Step 4: Simplify right side
    173,270.59x = 16,951,084,193.94
  5. Step 5: Solve for x
    x = 16,951,084,193.94/173,270.59
  6. Step 6: Final answer
    x = 97,830.13

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1.5x scale

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.