Home / 89,952.12-124,144.86-52,226.36

Finding the Fourth Proportional to 89,952.12, 124,144.86 and 52,226.36

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Solution

The fourth proportional to 89,952.12, 124,144.86 and 52,226.36 is: 72,078.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,952.12 : 124,144.86 = 52,226.36 : x
  2. Step 2: Convert to fraction form
    89,952.12/124,144.86 = 52,226.36/x
  3. Step 3: Cross multiply
    89,952.12x = 124,144.86 × 52,226.36
  4. Step 4: Simplify right side
    89,952.12x = 6,483,634,150.51
  5. Step 5: Solve for x
    x = 6,483,634,150.51/89,952.12
  6. Step 6: Final answer
    x = 72,078.73

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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.