Home / 95,784.96-143,610.78-42,448.02

Finding the Fourth Proportional to 95,784.96, 143,610.78 and 42,448.02

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Solution

The fourth proportional to 95,784.96, 143,610.78 and 42,448.02 is: 63,642.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,784.96 : 143,610.78 = 42,448.02 : x
  2. Step 2: Convert to fraction form
    95,784.96/143,610.78 = 42,448.02/x
  3. Step 3: Cross multiply
    95,784.96x = 143,610.78 × 42,448.02
  4. Step 4: Simplify right side
    95,784.96x = 6,095,993,261.66
  5. Step 5: Solve for x
    x = 6,095,993,261.66/95,784.96
  6. Step 6: Final answer
    x = 63,642.49

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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.