Home / 252,362.39-377,392.50-188,365.91

Finding the Fourth Proportional to 252,362.39, 377,392.50 and 188,365.91

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Solution

The fourth proportional to 252,362.39, 377,392.50 and 188,365.91 is: 281,689.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,362.39 : 377,392.50 = 188,365.91 : x
  2. Step 2: Convert to fraction form
    252,362.39/377,392.50 = 188,365.91/x
  3. Step 3: Cross multiply
    252,362.39x = 377,392.50 × 188,365.91
  4. Step 4: Simplify right side
    252,362.39x = 71,087,879,802.71
  5. Step 5: Solve for x
    x = 71,087,879,802.71/252,362.39
  6. Step 6: Final answer
    x = 281,689.68

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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.