Home / 171,031.30-256,575.03-52,702.66

Finding the Fourth Proportional to 171,031.30, 256,575.03 and 52,702.66

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Solution

The fourth proportional to 171,031.30, 256,575.03 and 52,702.66 is: 79,062.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,031.30 : 256,575.03 = 52,702.66 : x
  2. Step 2: Convert to fraction form
    171,031.30/256,575.03 = 52,702.66/x
  3. Step 3: Cross multiply
    171,031.30x = 256,575.03 × 52,702.66
  4. Step 4: Simplify right side
    171,031.30x = 13,522,186,570.58
  5. Step 5: Solve for x
    x = 13,522,186,570.58/171,031.30
  6. Step 6: Final answer
    x = 79,062.64

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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.