Home / 84,642.27-127,004.97-34,039.26

Finding the Fourth Proportional to 84,642.27, 127,004.97 and 34,039.26

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Solution

The fourth proportional to 84,642.27, 127,004.97 and 34,039.26 is: 51,075.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,642.27 : 127,004.97 = 34,039.26 : x
  2. Step 2: Convert to fraction form
    84,642.27/127,004.97 = 34,039.26/x
  3. Step 3: Cross multiply
    84,642.27x = 127,004.97 × 34,039.26
  4. Step 4: Simplify right side
    84,642.27x = 4,323,154,718.85
  5. Step 5: Solve for x
    x = 4,323,154,718.85/84,642.27
  6. Step 6: Final answer
    x = 51,075.60

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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.