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Finding the Fourth Proportional to 171,369.62, 257,005.07 and 59,045.30

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Solution

The fourth proportional to 171,369.62, 257,005.07 and 59,045.30 is: 88,550.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,369.62 : 257,005.07 = 59,045.30 : x
  2. Step 2: Convert to fraction form
    171,369.62/257,005.07 = 59,045.30/x
  3. Step 3: Cross multiply
    171,369.62x = 257,005.07 × 59,045.30
  4. Step 4: Simplify right side
    171,369.62x = 15,174,941,459.67
  5. Step 5: Solve for x
    x = 15,174,941,459.67/171,369.62
  6. Step 6: Final answer
    x = 88,550.94

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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.