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Finding the Fourth Proportional to 171,669.74, 257,515.93 and 59,360.82

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Solution

The fourth proportional to 171,669.74, 257,515.93 and 59,360.82 is: 89,045.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,669.74 : 257,515.93 = 59,360.82 : x
  2. Step 2: Convert to fraction form
    171,669.74/257,515.93 = 59,360.82/x
  3. Step 3: Cross multiply
    171,669.74x = 257,515.93 × 59,360.82
  4. Step 4: Simplify right side
    171,669.74x = 15,286,356,767.86
  5. Step 5: Solve for x
    x = 15,286,356,767.86/171,669.74
  6. Step 6: Final answer
    x = 89,045.14

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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.