Home / 95,287.02-142,739.94-57,315.32

Finding the Fourth Proportional to 95,287.02, 142,739.94 and 57,315.32

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Solution

The fourth proportional to 95,287.02, 142,739.94 and 57,315.32 is: 85,858.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,287.02 : 142,739.94 = 57,315.32 : x
  2. Step 2: Convert to fraction form
    95,287.02/142,739.94 = 57,315.32/x
  3. Step 3: Cross multiply
    95,287.02x = 142,739.94 × 57,315.32
  4. Step 4: Simplify right side
    95,287.02x = 8,181,185,374.39
  5. Step 5: Solve for x
    x = 8,181,185,374.39/95,287.02
  6. Step 6: Final answer
    x = 85,858.34

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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.