Home / 85,271.73-127,996.31-62,807.77

Finding the Fourth Proportional to 85,271.73, 127,996.31 and 62,807.77

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Solution

The fourth proportional to 85,271.73, 127,996.31 and 62,807.77 is: 94,277.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,271.73 : 127,996.31 = 62,807.77 : x
  2. Step 2: Convert to fraction form
    85,271.73/127,996.31 = 62,807.77/x
  3. Step 3: Cross multiply
    85,271.73x = 127,996.31 × 62,807.77
  4. Step 4: Simplify right side
    85,271.73x = 8,039,162,799.33
  5. Step 5: Solve for x
    x = 8,039,162,799.33/85,271.73
  6. Step 6: Final answer
    x = 94,277.00

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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.