Home / 185,799.36-278,698.44-52,680.72

Finding the Fourth Proportional to 185,799.36, 278,698.44 and 52,680.72

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Solution

The fourth proportional to 185,799.36, 278,698.44 and 52,680.72 is: 79,020.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,799.36 : 278,698.44 = 52,680.72 : x
  2. Step 2: Convert to fraction form
    185,799.36/278,698.44 = 52,680.72/x
  3. Step 3: Cross multiply
    185,799.36x = 278,698.44 × 52,680.72
  4. Step 4: Simplify right side
    185,799.36x = 14,682,034,482.08
  5. Step 5: Solve for x
    x = 14,682,034,482.08/185,799.36
  6. Step 6: Final answer
    x = 79,020.91

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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.