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Finding the Fourth Proportional to 171,020.66, 256,297.71 and 104,484.02

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Solution

The fourth proportional to 171,020.66, 256,297.71 and 104,484.02 is: 156,583.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,020.66 : 256,297.71 = 104,484.02 : x
  2. Step 2: Convert to fraction form
    171,020.66/256,297.71 = 104,484.02/x
  3. Step 3: Cross multiply
    171,020.66x = 256,297.71 × 104,484.02
  4. Step 4: Simplify right side
    171,020.66x = 26,779,015,057.59
  5. Step 5: Solve for x
    x = 26,779,015,057.59/171,020.66
  6. Step 6: Final answer
    x = 156,583.51

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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.