Home / 72,405.14-99,918.96-44,110.82

Finding the Fourth Proportional to 72,405.14, 99,918.96 and 44,110.82

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Solution

The fourth proportional to 72,405.14, 99,918.96 and 44,110.82 is: 60,872.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,405.14 : 99,918.96 = 44,110.82 : x
  2. Step 2: Convert to fraction form
    72,405.14/99,918.96 = 44,110.82/x
  3. Step 3: Cross multiply
    72,405.14x = 99,918.96 × 44,110.82
  4. Step 4: Simplify right side
    72,405.14x = 4,407,507,259.15
  5. Step 5: Solve for x
    x = 4,407,507,259.15/72,405.14
  6. Step 6: Final answer
    x = 60,872.85

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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.