Home / 99,341.96-149,078.61-46,755.54

Finding the Fourth Proportional to 99,341.96, 149,078.61 and 46,755.54

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Solution

The fourth proportional to 99,341.96, 149,078.61 and 46,755.54 is: 70,164.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,341.96 : 149,078.61 = 46,755.54 : x
  2. Step 2: Convert to fraction form
    99,341.96/149,078.61 = 46,755.54/x
  3. Step 3: Cross multiply
    99,341.96x = 149,078.61 × 46,755.54
  4. Step 4: Simplify right side
    99,341.96x = 6,970,250,913.00
  5. Step 5: Solve for x
    x = 6,970,250,913.00/99,341.96
  6. Step 6: Final answer
    x = 70,164.22

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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.