Home / 171,102.21-256,567.65-52,758.17

Finding the Fourth Proportional to 171,102.21, 256,567.65 and 52,758.17

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Solution

The fourth proportional to 171,102.21, 256,567.65 and 52,758.17 is: 79,110.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,102.21 : 256,567.65 = 52,758.17 : x
  2. Step 2: Convert to fraction form
    171,102.21/256,567.65 = 52,758.17/x
  3. Step 3: Cross multiply
    171,102.21x = 256,567.65 × 52,758.17
  4. Step 4: Simplify right side
    171,102.21x = 13,536,039,473.41
  5. Step 5: Solve for x
    x = 13,536,039,473.41/171,102.21
  6. Step 6: Final answer
    x = 79,110.84

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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.