Home / 74,934.25-112,456.83-35,491.48

Finding the Fourth Proportional to 74,934.25, 112,456.83 and 35,491.48

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Solution

The fourth proportional to 74,934.25, 112,456.83 and 35,491.48 is: 53,263.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,934.25 : 112,456.83 = 35,491.48 : x
  2. Step 2: Convert to fraction form
    74,934.25/112,456.83 = 35,491.48/x
  3. Step 3: Cross multiply
    74,934.25x = 112,456.83 × 35,491.48
  4. Step 4: Simplify right side
    74,934.25x = 3,991,259,332.81
  5. Step 5: Solve for x
    x = 3,991,259,332.81/74,934.25
  6. Step 6: Final answer
    x = 53,263.49

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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.