Home / 56,760.41-85,009.40-54,792.11

Finding the Fourth Proportional to 56,760.41, 85,009.40 and 54,792.11

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Solution

The fourth proportional to 56,760.41, 85,009.40 and 54,792.11 is: 82,061.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,760.41 : 85,009.40 = 54,792.11 : x
  2. Step 2: Convert to fraction form
    56,760.41/85,009.40 = 54,792.11/x
  3. Step 3: Cross multiply
    56,760.41x = 85,009.40 × 54,792.11
  4. Step 4: Simplify right side
    56,760.41x = 4,657,844,121.87
  5. Step 5: Solve for x
    x = 4,657,844,121.87/56,760.41
  6. Step 6: Final answer
    x = 82,061.50

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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.