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Finding the Fourth Proportional to 173,654.70, 260,487.36 and 59,801.28

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Solution

The fourth proportional to 173,654.70, 260,487.36 and 59,801.28 is: 89,703.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,654.70 : 260,487.36 = 59,801.28 : x
  2. Step 2: Convert to fraction form
    173,654.70/260,487.36 = 59,801.28/x
  3. Step 3: Cross multiply
    173,654.70x = 260,487.36 × 59,801.28
  4. Step 4: Simplify right side
    173,654.70x = 15,577,477,551.82
  5. Step 5: Solve for x
    x = 15,577,477,551.82/173,654.70
  6. Step 6: Final answer
    x = 89,703.75

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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.