Home / 92,637.04-127,883.20-62,062.78

Finding the Fourth Proportional to 92,637.04, 127,883.20 and 62,062.78

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Solution

The fourth proportional to 92,637.04, 127,883.20 and 62,062.78 is: 85,676.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,637.04 : 127,883.20 = 62,062.78 : x
  2. Step 2: Convert to fraction form
    92,637.04/127,883.20 = 62,062.78/x
  3. Step 3: Cross multiply
    92,637.04x = 127,883.20 × 62,062.78
  4. Step 4: Simplify right side
    92,637.04x = 7,936,786,907.30
  5. Step 5: Solve for x
    x = 7,936,786,907.30/92,637.04
  6. Step 6: Final answer
    x = 85,676.17

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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.