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Finding the Fourth Proportional to 171,575.79, 257,404.45 and 59,256.94

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Solution

The fourth proportional to 171,575.79, 257,404.45 and 59,256.94 is: 88,899.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,575.79 : 257,404.45 = 59,256.94 : x
  2. Step 2: Convert to fraction form
    171,575.79/257,404.45 = 59,256.94/x
  3. Step 3: Cross multiply
    171,575.79x = 257,404.45 × 59,256.94
  4. Step 4: Simplify right side
    171,575.79x = 15,252,998,614.22
  5. Step 5: Solve for x
    x = 15,252,998,614.22/171,575.79
  6. Step 6: Final answer
    x = 88,899.48

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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.