Home / 80,897.26-111,642.02-45,087.52

Finding the Fourth Proportional to 80,897.26, 111,642.02 and 45,087.52

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Solution

The fourth proportional to 80,897.26, 111,642.02 and 45,087.52 is: 62,222.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,897.26 : 111,642.02 = 45,087.52 : x
  2. Step 2: Convert to fraction form
    80,897.26/111,642.02 = 45,087.52/x
  3. Step 3: Cross multiply
    80,897.26x = 111,642.02 × 45,087.52
  4. Step 4: Simplify right side
    80,897.26x = 5,033,661,809.59
  5. Step 5: Solve for x
    x = 5,033,661,809.59/80,897.26
  6. Step 6: Final answer
    x = 62,222.90

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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.