Home / 186,205.08-279,265.54-53,082.48

Finding the Fourth Proportional to 186,205.08, 279,265.54 and 53,082.48

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Solution

The fourth proportional to 186,205.08, 279,265.54 and 53,082.48 is: 79,611.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,205.08 : 279,265.54 = 53,082.48 : x
  2. Step 2: Convert to fraction form
    186,205.08/279,265.54 = 53,082.48/x
  3. Step 3: Cross multiply
    186,205.08x = 279,265.54 × 53,082.48
  4. Step 4: Simplify right side
    186,205.08x = 14,824,107,441.74
  5. Step 5: Solve for x
    x = 14,824,107,441.74/186,205.08
  6. Step 6: Final answer
    x = 79,611.72

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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.