Home / 81,918.86-113,035.72-46,106.74

Finding the Fourth Proportional to 81,918.86, 113,035.72 and 46,106.74

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Solution

The fourth proportional to 81,918.86, 113,035.72 and 46,106.74 is: 63,620.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,918.86 : 113,035.72 = 46,106.74 : x
  2. Step 2: Convert to fraction form
    81,918.86/113,035.72 = 46,106.74/x
  3. Step 3: Cross multiply
    81,918.86x = 113,035.72 × 46,106.74
  4. Step 4: Simplify right side
    81,918.86x = 5,211,708,552.75
  5. Step 5: Solve for x
    x = 5,211,708,552.75/81,918.86
  6. Step 6: Final answer
    x = 63,620.37

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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.