Home / 119,884.09-179,859.85-52,422.06

Finding the Fourth Proportional to 119,884.09, 179,859.85 and 52,422.06

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Solution

The fourth proportional to 119,884.09, 179,859.85 and 52,422.06 is: 78,647.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,884.09 : 179,859.85 = 52,422.06 : x
  2. Step 2: Convert to fraction form
    119,884.09/179,859.85 = 52,422.06/x
  3. Step 3: Cross multiply
    119,884.09x = 179,859.85 × 52,422.06
  4. Step 4: Simplify right side
    119,884.09x = 9,428,623,848.29
  5. Step 5: Solve for x
    x = 9,428,623,848.29/119,884.09
  6. Step 6: Final answer
    x = 78,647.83

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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.