Home / 105,607.02-158,277.48-75,464.26

Finding the Fourth Proportional to 105,607.02, 158,277.48 and 75,464.26

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Solution

The fourth proportional to 105,607.02, 158,277.48 and 75,464.26 is: 113,101.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,607.02 : 158,277.48 = 75,464.26 : x
  2. Step 2: Convert to fraction form
    105,607.02/158,277.48 = 75,464.26/x
  3. Step 3: Cross multiply
    105,607.02x = 158,277.48 × 75,464.26
  4. Step 4: Simplify right side
    105,607.02x = 11,944,292,224.18
  5. Step 5: Solve for x
    x = 11,944,292,224.18/105,607.02
  6. Step 6: Final answer
    x = 113,101.31

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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.