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Finding the Fourth Proportional to 186,322.84, 279,527.58 and 53,204.92

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Solution

The fourth proportional to 186,322.84, 279,527.58 and 53,204.92 is: 79,819.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,322.84 : 279,527.58 = 53,204.92 : x
  2. Step 2: Convert to fraction form
    186,322.84/279,527.58 = 53,204.92/x
  3. Step 3: Cross multiply
    186,322.84x = 279,527.58 × 53,204.92
  4. Step 4: Simplify right side
    186,322.84x = 14,872,242,531.69
  5. Step 5: Solve for x
    x = 14,872,242,531.69/186,322.84
  6. Step 6: Final answer
    x = 79,819.75

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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.