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Finding the Fourth Proportional to 171,030.59, 256,573.44 and 52,701.87

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Solution

The fourth proportional to 171,030.59, 256,573.44 and 52,701.87 is: 79,061.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,030.59 : 256,573.44 = 52,701.87 : x
  2. Step 2: Convert to fraction form
    171,030.59/256,573.44 = 52,701.87/x
  3. Step 3: Cross multiply
    171,030.59x = 256,573.44 × 52,701.87
  4. Step 4: Simplify right side
    171,030.59x = 13,521,901,042.48
  5. Step 5: Solve for x
    x = 13,521,901,042.48/171,030.59
  6. Step 6: Final answer
    x = 79,061.30

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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.