Home / 95,019.07-142,577.79-68,939.08

Finding the Fourth Proportional to 95,019.07, 142,577.79 and 68,939.08

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Solution

The fourth proportional to 95,019.07, 142,577.79 and 68,939.08 is: 103,444.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,019.07 : 142,577.79 = 68,939.08 : x
  2. Step 2: Convert to fraction form
    95,019.07/142,577.79 = 68,939.08/x
  3. Step 3: Cross multiply
    95,019.07x = 142,577.79 × 68,939.08
  4. Step 4: Simplify right side
    95,019.07x = 9,829,181,671.03
  5. Step 5: Solve for x
    x = 9,829,181,671.03/95,019.07
  6. Step 6: Final answer
    x = 103,444.31

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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.