Home / 186,011.82-278,950.82-64,399.34

Finding the Fourth Proportional to 186,011.82, 278,950.82 and 64,399.34

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Solution

The fourth proportional to 186,011.82, 278,950.82 and 64,399.34 is: 96,575.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,011.82 : 278,950.82 = 64,399.34 : x
  2. Step 2: Convert to fraction form
    186,011.82/278,950.82 = 64,399.34/x
  3. Step 3: Cross multiply
    186,011.82x = 278,950.82 × 64,399.34
  4. Step 4: Simplify right side
    186,011.82x = 17,964,248,700.46
  5. Step 5: Solve for x
    x = 17,964,248,700.46/186,011.82
  6. Step 6: Final answer
    x = 96,575.85

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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.