Home / 74,934.54-111,855.15-65,475.95

Finding the Fourth Proportional to 74,934.54, 111,855.15 and 65,475.95

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Solution

The fourth proportional to 74,934.54, 111,855.15 and 65,475.95 is: 97,736.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,934.54 : 111,855.15 = 65,475.95 : x
  2. Step 2: Convert to fraction form
    74,934.54/111,855.15 = 65,475.95/x
  3. Step 3: Cross multiply
    74,934.54x = 111,855.15 × 65,475.95
  4. Step 4: Simplify right side
    74,934.54x = 7,323,821,649.37
  5. Step 5: Solve for x
    x = 7,323,821,649.37/74,934.54
  6. Step 6: Final answer
    x = 97,736.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.