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Finding the Fourth Proportional to 173,539.88, 260,334.50 and 53,607.02

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Solution

The fourth proportional to 173,539.88, 260,334.50 and 53,607.02 is: 80,418.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,539.88 : 260,334.50 = 53,607.02 : x
  2. Step 2: Convert to fraction form
    173,539.88/260,334.50 = 53,607.02/x
  3. Step 3: Cross multiply
    173,539.88x = 260,334.50 × 53,607.02
  4. Step 4: Simplify right side
    173,539.88x = 13,955,755,178.48
  5. Step 5: Solve for x
    x = 13,955,755,178.48/173,539.88
  6. Step 6: Final answer
    x = 80,418.15

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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.