Home / 185,763.80-278,317.65-152,302.70

Finding the Fourth Proportional to 185,763.80, 278,317.65 and 152,302.70

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Solution

The fourth proportional to 185,763.80, 278,317.65 and 152,302.70 is: 228,185.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,763.80 : 278,317.65 = 152,302.70 : x
  2. Step 2: Convert to fraction form
    185,763.80/278,317.65 = 152,302.70/x
  3. Step 3: Cross multiply
    185,763.80x = 278,317.65 × 152,302.70
  4. Step 4: Simplify right side
    185,763.80x = 42,388,529,552.66
  5. Step 5: Solve for x
    x = 42,388,529,552.66/185,763.80
  6. Step 6: Final answer
    x = 228,185.09

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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.