Home / 92,271.82-127,335.10-49,830.35

Finding the Fourth Proportional to 92,271.82, 127,335.10 and 49,830.35

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Solution

The fourth proportional to 92,271.82, 127,335.10 and 49,830.35 is: 68,765.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,271.82 : 127,335.10 = 49,830.35 : x
  2. Step 2: Convert to fraction form
    92,271.82/127,335.10 = 49,830.35/x
  3. Step 3: Cross multiply
    92,271.82x = 127,335.10 × 49,830.35
  4. Step 4: Simplify right side
    92,271.82x = 6,345,152,897.86
  5. Step 5: Solve for x
    x = 6,345,152,897.86/92,271.82
  6. Step 6: Final answer
    x = 68,765.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.