Home / 186,241.24-279,315.57-53,122.64

Finding the Fourth Proportional to 186,241.24, 279,315.57 and 53,122.64

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Solution

The fourth proportional to 186,241.24, 279,315.57 and 53,122.64 is: 79,670.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,241.24 : 279,315.57 = 53,122.64 : x
  2. Step 2: Convert to fraction form
    186,241.24/279,315.57 = 53,122.64/x
  3. Step 3: Cross multiply
    186,241.24x = 279,315.57 × 53,122.64
  4. Step 4: Simplify right side
    186,241.24x = 14,837,980,471.50
  5. Step 5: Solve for x
    x = 14,837,980,471.50/186,241.24
  6. Step 6: Final answer
    x = 79,670.76

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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.