Home / 77,033.52-106,306.56-45,203.04

Finding the Fourth Proportional to 77,033.52, 106,306.56 and 45,203.04

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Solution

The fourth proportional to 77,033.52, 106,306.56 and 45,203.04 is: 62,380.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,033.52 : 106,306.56 = 45,203.04 : x
  2. Step 2: Convert to fraction form
    77,033.52/106,306.56 = 45,203.04/x
  3. Step 3: Cross multiply
    77,033.52x = 106,306.56 × 45,203.04
  4. Step 4: Simplify right side
    77,033.52x = 4,805,379,683.94
  5. Step 5: Solve for x
    x = 4,805,379,683.94/77,033.52
  6. Step 6: Final answer
    x = 62,380.37

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1.5x scale

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.