Home / 185,884.13-278,825.64-52,764.50

Finding the Fourth Proportional to 185,884.13, 278,825.64 and 52,764.50

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Solution

The fourth proportional to 185,884.13, 278,825.64 and 52,764.50 is: 79,146.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,884.13 : 278,825.64 = 52,764.50 : x
  2. Step 2: Convert to fraction form
    185,884.13/278,825.64 = 52,764.50/x
  3. Step 3: Cross multiply
    185,884.13x = 278,825.64 × 52,764.50
  4. Step 4: Simplify right side
    185,884.13x = 14,712,094,087.65
  5. Step 5: Solve for x
    x = 14,712,094,087.65/185,884.13
  6. Step 6: Final answer
    x = 79,146.59

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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.