Home / 84,728.50-127,092.75-29,324.50

Finding the Fourth Proportional to 84,728.50, 127,092.75 and 29,324.50

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Solution

The fourth proportional to 84,728.50, 127,092.75 and 29,324.50 is: 43,986.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,728.50 : 127,092.75 = 29,324.50 : x
  2. Step 2: Convert to fraction form
    84,728.50/127,092.75 = 29,324.50/x
  3. Step 3: Cross multiply
    84,728.50x = 127,092.75 × 29,324.50
  4. Step 4: Simplify right side
    84,728.50x = 3,726,931,347.38
  5. Step 5: Solve for x
    x = 3,726,931,347.38/84,728.50
  6. Step 6: Final answer
    x = 43,986.75

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1.5x scale

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.